Wuhan Desheng Biochemical Technology Co., Ltd

1, Industry pain point: Zero tolerance of TRIS odor in daily chemical formulas In cosmetics, toiletries, and other daily chemical formulas, Tris (INCI name: Tris (hydroxymethyl) aminomethane) is a commonly used pH regulator and carbomer neutralizer. However, more and more daily chemical companies are using odor as a criterion for TRIS screening in the raw material storage process - this phenomenon reflects the industry's rigid demand for "ammonia free TRIS". Why is the daily chemical industry so sensitive to the odor of TRIS? Firstly, the shelf life of daily chemical products is generally as long as 1 to 3 years. During the long storage process, the volatile amine impurities remaining in TRIS will continue to release slowly, gradually covering the essence aroma of the formula, leading to the problems of the finished product, such as odor change, odor, and flavor turbidity. Secondly, no essence products, mother and baby care products, sensitive skin care products have zero tolerance for odor. This type of product relies on the original flavor of the raw materials to present its texture, and any slight ammonia or odor will directly become a quality defect of the product, affecting the end consumer experience. More importantly, odor is a quality reference indicator for TRIS raw materials. TRIS with odor is generally accompanied by high levels of volatile impurities. 2, The core role of TRIS in cosmetics TRIS (chemical name trihydroxymethylaminomethane, CAS number 77861) is a zwitterionic biological buffering agent widely used in the cosmetics industry. 2.1 pH adjustment and buffering The core function of TRIS in cosmetics is to stabilize the pH value of the product. The effective buffering range of TRIS is pH 7.0-9.0, with a pKa of 8.06 (25 ℃), which can keep the product pH constant within the pH range suitable for human skin use and maintain the functional effectiveness of the active ingredient. TRIS is widely used as pH regulator in skin care lotion, sunscreen, eye makeup products, nail polish and other categories. 2.2 Use in conjunction with Carbopol Carbomer is one of the commonly used thickeners in cosmetics. Carbomer solution is acidic and needs to be adjusted to neutral pH to achieve good thickening or gel effect. TRIS itself is alkaline and can react with acidic components in Carbopol to form water-soluble salts, which not only improve the solubility of the polymer, but also affect the stability and rheological properties of the final product. Compared with sodium hydroxide regulation, TRIS does not introduce metal ions and does not reduce the moisturizing effect of skincare products due to increased osmotic pressure; Compared with triethanolamine (TEA), TRIS has a smaller molecular weight and can achieve the same pH adjustment effect with less addition. After neutralization, the skin feels fresher and less sticky. 2.3 Odor regulator It is worth noting that TRIS can also be used as an odor regulator in cosmetics containing amine salts, regulating the odor of amines produced by friction during application, thereby avoiding any residual or persistent odor release. That is to say, high-quality TRIS not only has no odor on its own, but also helps eliminate odors produced by other ingredients in the formula. 3, The source of ammonia odor From the perspective of molecular structure, compliant high-purity TRIS has stable chemical properties and is non-volatile and odorless at room temperature. The pungent ammonia odor that appears in low-end TRIS on the market is mainly due to volatile impurities remaining in the synthesis and purification processes. TRIS is synthesized using ammonia and trimethylolpropane as raw materials. When the process does not meet the standard, residual odor causing impurities will remain: unreacted free ammonia/organic amine by-products/low molecular weight volatile intermediates. These types of impurities have low boiling points and are easily volatile. They will continue to release odors in the daily chemical aqueous solution system, directly destroying the fragrance of the product. Therefore, the core odor quality control standards of TRIS for daily chemical products are based on the absence of visible impurities, clear and odorless aqueous solutions, and compliance with volatile amine residues - this is also the key boundary for distinguishing industrial grade and daily chemical grade raw materials. 4, Advantages of using TRIS without ammonia odor in cosmetics applications 4.1 Do not interfere with the essence system Since the high-purity TRIS is odorless and tasteless, it will not interfere with the performance of essence in the formula, so it has excellent applicability in products without essence or low essence. This is particularly important for skincare brands that pursue a natural and pure positioning. 4.2 Higher Security Compared with traditional neutralizing agents such as triethanolamine, TRIS has higher safety. The CIR (Cosmetic Ingredient Review Expert Group) has determined that TRIS is safe for use in cosmetics at the current level of use. Especially for sensitive skin formulas, TRIS is considered a safe and mild neutralizing agent due to its high purity and low toxicity. 4.3 Help formula upgrade With consumers pursuing the concept of "clean ingredients" and "no additives" in skincare, more and more brands are choosing TRIS to replace traditional alkaline modulators such as triethanolamine and sodium hydroxide. TRIS not only avoids the problem of ammonia odor, but also brings a fresher skin feel and a more stable formula system. 5, Selection criteria for cosmetic grade TRIS For cosmetic formula companies, when choosing non ammonia TRIS raw materials, it is recommended to focus on the following indicators: quality indicator Suggested requirements Indicator Description Appearance White crystalline powder Abnormal color indicates excessive impurities Main content ≥99.0% The higher the purity, the less volatile impurities, and the more stable the quality Loss on drying ≤0.2% Excessive moisture can affect the stability and shelf life of the formula odor Odorless and tasteless Core project for raw material storage Odor of aqueous solution Odorless and tasteless Simulate the daily chemical water system and verify the actual usage effect Heavy metal ≤10ppm Ensure the safety of product use and comply with the national standard for daily chemical products   Legitimate daily chemical enterprises have generally established strict raw material entry testing mechanisms, using TRIS odor screening and aqueous solution odor verification as testing items to avoid product quality risks from the source. 6, Hubei Xindesheng: Supplier of ammonia free TRIS Hubei Xindesheng Material Technology Co., Ltd. has been specializing in the research and production of biological buffering agents for more than ten years, and has accumulated profound technical expertise in the research and production of TRIS products. In response to the requirements of TRIS odor in the daily chemical industry, Xindesheng adopts a multi-stage refining crystallization process to remove volatile amine impurities, strictly controlling the odor of raw materials and various physical and chemical indicators. The finished product has no peculiar smell and strong batch stability, and can be widely used in various daily chemical products such as skin care lotion, sunscreen, eye makeup products, nail polish, and toiletries. Core advantages of New Desheng TRIS products: Purity stability ≥ 99%: High purity ensures odorless quality from the source Odorless and Odorless: Through multi-stage refining and crystallization processes, volatile amine impurities are completely removed Strong batch consistency: inter batch differences are controlled within 1% to ensure stable odor in each batch Fully qualified: strictly organize production in accordance with ISO 9001 quality management system Annual production capacity of 2000 tons: Large scale supply to ensure stable delivery of large orders The company also provides various biological buffering agents such as Tris, Bicine, Caps, Mops, Taps, EPPS, etc., committed to providing high-quality core raw materials for industries such as cosmetics, in vitro diagnostics, and biopharmaceuticals.

Hubei Xindesheng Material Technology Co., Ltd.'s Huanggang New Production Base Construction Another Good News - As of now, all production equipment in the new factory has been installed in place, and key processes such as flaw detection, pressure leakage testing, and single machine debugging have been completed and accepted. The automatic control system joint debugging and testing will be fully completed. The project is steadily advancing with high standards and high quality, and is expected to officially enter the trial production stage in the near future. Huanggang New Factory is the second R&D and production base established by Hubei Xindesheng Material Technology Co., Ltd. after the Gedian base. The project covers an area of approximately 80 acres. After the new factory is fully completed and put into operation, the company's total production capacity will double, providing a solid guarantee for the large-scale and high-quality production of core products such as biological buffering agents and carbomers. The equipment installation has been fully completed and the key processes have been passed All production equipment installation is in place. All production equipment in the new factory, including customized large reaction vessels, distillation towers, drying equipment, packaging lines, etc., have been installed and fixed. The equipment selection fully considers the strict requirements of biological buffer products for high purity, low impurities, and batch consistency. The core equipment is customized design, which can meet the flexible production needs of multiple product lines such as Tris, Hepes,caps, mops, carbomer, and blood separation gel. Flaw detection, pressure leakage testing, and single machine debugging passed all at once. After the equipment installation was completed, the project team strictly followed the chemical project construction specifications and completed three key inspection processes in sequence: Ultrasonic testing: Conduct non-destructive testing on all pressure vessels and pressure pipelines, and ensure that all welds meet the quality standards; Pressure testing and leak detection: Conduct pressure testing and leak detection on the entire system, and ensure that the airtightness meets the design standards; Single machine debugging: Each device completes no-load and load tests separately, and all operating parameters meet the standards. The successful acceptance of the three major processes marks that the hardware facilities of the new factory have fully met the conditions for joint testing. The self-control system is about to complete the comprehensive upgrade of intelligent manufacturing through joint debugging All hardware installations of the self-control system have been completed. The automation control system of the new factory covers the complete production chain from raw material storage, precise feeding, reaction process control, temperature and pressure regulation to finished product packaging and delivery. The installation and wiring of all self-control equipment have been completed. The joint debugging and testing are about to end. At present, the joint debugging and testing of the self-control system has entered the final stage. After the joint debugging is completed, the entire production line will achieve full process automation operation, and operators can complete real-time monitoring and precise adjustment of the entire production process in the central control room. The construction of intelligent production lines will bring three major improvements: One is to improve efficiency. Automated control significantly reduces manual intervention, resulting in a more stable and efficient production rhythm. The second is the improvement of quality. Accurate process control effectively reduces fluctuations between batches, ensuring product consistency. The third is to enhance safety. The system has complete abnormal alarm and interlock protection functions, which can monitor key parameters such as temperature, pressure, and liquid level in real time, automatically handle abnormalities, and effectively prevent safety risks. The countdown to trial production is approaching, and the release of production capacity is just around the corner With the comprehensive completion of equipment installation and automatic control system debugging, the trial production of the new factory has entered the countdown stage. The trial production plan covers the entire process operation specifications, process parameter settings, quality control standards, safety emergency plans, and personnel training plans for feeding and testing. The remaining finishing work is expected to be completed in the near future. After the project is put into operation, the company will form a dual base collaborative production pattern of Gedian and Huanggang, and the total production capacity will achieve a leapfrog increase. The annual production capacity of 5000 tons can fully meet the sustained growth demand for high-end biological buffering agents in domestic and international markets. Continuously empowering the industry to assist in localization substitution Biological buffering agents are essential core materials for strategic emerging industries such as in vitro diagnostics (IVD), biopharmaceuticals, and new energy. For a long time, the high-end biological buffer market has relied to some extent on imports. The completion and operation of Hubei Xindesheng Huanggang New Factory will effectively enhance the independent supply capacity of domestic biological buffering agents. After the new factory is put into operation, the company's biological buffer product matrix will be further enriched, with a stable purity of over 99%, and customized indicators can be achieved according to customer application scenarios. The improvement of large-scale production capacity will also provide customers with more stable and efficient supply chain guarantees. In the future, Hubei Xindesheng Material Technology Co., Ltd. will continue to deepen its cultivation in the fields of biological buffering agents and IVD core raw materials, and continue to empower industry development with higher quality products and more professional services.

Recently, good news came from the Huanggang new production base of Hubei Xindesheng Material Technology Co., Ltd. - all equipment installation work in the new factory has been completed, and key processes such as flaw detection, pressure leakage testing, and single machine debugging have been successfully accepted. This marks the official transition of the project from the construction phase to the system integration debugging and trial production preparation phase, laying a solid foundation for the subsequent full line integration debugging and formal production. Hubei Xindesheng Huanggang New Production Base is located in the Chemical Industry Park of Huanggang High tech Zone, mainly engaged in the research and production of biological buffering agents and carbomer materials. The project covers an area of approximately 80 acres, with the construction of modern production workshops and related public and auxiliary engineering and environmental protection projects. It plans to develop high-end biological buffering agents such as Tris, Hepes, serum separation gel, as well as pharmaceutical and electronic new material products. After the new factory is fully built and put into operation, it will significantly expand the production capacity of biological buffering agents and IVD core raw materials. The company's scale production capacity, raw material quality control level, and large-scale order delivery ability will achieve a leapfrog improvement. All equipment installation is in place, and the key process has passed the acceptance inspection Equipment installation is the core process of chemical project construction. Since the equipment was installed on site, the project team has scientifically organized construction and coordinated progress to ensure that all work is efficiently completed according to the milestones. As of now, all production equipment in the new factory has been installed in place, and dozens of customized large-scale reaction vessels and related supporting equipment have been completed in place and fixed. After the installation of the equipment was completed, the project team immediately carried out systematic quality inspection work: Ultrasonic testing: Comprehensive non-destructive testing was conducted on key pressure bearing components such as pressure vessels and pressure pipelines. All welds and connections met the design standards and safety specifications, and the test results were all qualified. Pressure testing and leakage testing: Strict pressure testing and leakage detection were conducted on all pipeline systems and equipment to ensure that there are no hidden dangers of leakage throughout the production process, and the system's sealing meets the design specifications. Single machine debugging: Each device has completed no-load and load operation tests, and core parameters such as motor rotation, temperature control accuracy, mixing rate, and smooth feeding and discharging have all met the design requirements. The equipment is operating in good condition. The successful acceptance of the three key processes mentioned above signifies that the hardware facilities of the new factory are ready for joint testing. The installation of the self-control system is completed, and the joint debugging and testing are about to end At the same time as the hardware equipment is in place, the installation of the new factory's automation control system has also been fully completed. As the "nerve center" of modern chemical production, the self-control system covers the full process automation management from raw material feeding, reaction control, temperature and pressure regulation to finished product packaging. At present, the hardware installation, wiring, and system configuration of all self-control equipment have been completed. The joint debugging and testing work is about to be completed. After the completion of the joint debugging and testing, the entire production line will achieve an intelligent operation mode of "one click start stop, full process monitoring, abnormal alarm, and automatic adjustment", which not only greatly improves production efficiency, but also effectively ensures the consistency and stability between product batches - this is crucial for fine chemical products such as biological buffers that have strict requirements for purity and batch differences. The preparation of the trial production plan has been completed and the countdown to production has begun As a key link in the project's transition from construction to operation, the preparation of the trial production plan has been completed. The trial production plan covers the entire process operation specifications, process parameter settings, quality control standards, safety emergency plans, and personnel training plans for feeding and testing. In the process of formulating the plan, the technical team fully combined the performance parameters of the new equipment with the rich production experience accumulated by the company in the field of biological buffering agents over the years, and carried out refined design for each step of the operation. The finishing work mainly involves the final confirmation and approval process of some detailed parameters, and is expected to be completed in the near future. After the completion of the plan preparation, the project will officially enter the trial production stage, and the new factory will welcome the first batch of products to be produced offline. Leapfrog increase in production capacity helps to localize IVD raw materials The completion and operation of Huanggang New Factory is of great significance to Hubei Xindesheng and even the entire biological buffer industry. In terms of production capacity, after the new factory is put into operation, the annual production capacity of biological buffering agents and other products will reach 5000 tons, and the overall production capacity will be significantly increased. The enhancement of large-scale production capacity will effectively ensure the stable supply of large-scale orders from downstream customers. In terms of quality, the new factory is equipped with advanced automation control system and strict quality inspection system. The product purity can be stably controlled at over 99%, and the difference between batches can be controlled within 1%, which can better meet the increasing demand for high-end biological buffering agents in domestic and foreign markets. At the industry level, as an important component of IVD in vitro diagnostic core materials, the localization and substitution process of biological buffering agents is accelerating. The commissioning of the new Huanggang plant will further strengthen the domestic ability to independently supply biological buffering agents and help ensure the safety and stability of the industrial and supply chains. Please stay tuned for further updates on trial production and official production.

1, Get to know MOPSO - an important member of the Good's buffer family 3- (N-morpholino) - hydroxypropanesulfonic acid (MOPSO, CAS number 68399-77-9) is a high-quality zwitterionic biological buffering reagent with the molecular formula C ₇ H ₁ NO ₅ S and a molecular weight of 225.27. Its structure is similar to MOPS, except that there is an additional hydroxyl group at the C position in the propane region, which endows MOPSO with unique buffering properties. MOPSO belongs to the well-known "Good's buffer" family, with an effective pH buffering range of 6.2-7.6 and a pKa of 6.95 (25 ℃). This interval precisely covers the optimal reaction pH of the vast majority of clinical diagnostic enzymes (such as oxidases, esterases, peroxidases, etc.), making it an irreplaceable tool in enzymatic assay kits for in vitro diagnostics (IVD). Hubei Xindesheng Material Technology Co., Ltd. produces various types of biological buffer raw materials. MOPSO's core physical and chemical advantages: Strong buffering capacity: It has stable and powerful buffering capacity within the pH range of 6.5-7.5, perfectly adapting to physiological and enzymatic reaction environments; Excellent biocompatibility: no significant toxicity to bioactive components such as enzymes and antibodies, suitable for preparing liquid reagents; Low ion strength: contributes little to the ion strength of the reaction system, reducing interference; High compatibility with metal ions: does not chelate with common metal cofactors such as Ca ² ⁺ and Mg ² ⁺, ensuring the activity of metal dependent enzymes; Good water solubility: easily soluble in water, easy to prepare. 2, Typical application examples of MOPSO in enzymatic assay kits MOPSO has been widely used in various approved enzymatic detection kits, with the following representative cases: 2.1 Cholesterol Determination Kit (Enzyme Method) Cholesterol testing is a core component of blood lipid screening. Multiple cholesterol (CHOL) assay kits use MOPSO as the core buffer component, such as: Cholesterol determination kit (esterase peroxidase method): Reagent 1 contains MOPSO 50 mmol/L, lipoprotein esterase, p-hydroxybenzoic acid, peroxidase; Reagent 2 contains MOPSO 50 mmol/L, 4-aminoantipyrine, and cholesterol oxidase. Total cholesterol (TC/CHOL) assay kit (CE-CO-POD enzyme method): R1/R2 both contain MOPSO buffer, combined with MgCl ₂, DHBS, etc. MOPSO provides a stable pH environment for cholesterol oxidase and cholesterol esterase, ensuring enzyme activity and detection precision. 2.2 Glycated Albumin Assay Kit (Enzymatic Method) Glycated albumin (GA) reflects short-term blood glucose control levels. Representative reagent kits include: GA-L assay kit (enzymatic method) for measuring glycated albumin ratio: GA-R1 contains MOPSO, glycated amino acid oxidase (KAOD), 4-aminoantipyrine, albumin protease, etc; GA-R2 contains MOPSO, peroxidase TOOS. Glycated albumin assay kit (enzymatic method): R1 contains MOPSO 100 mmol/L, KAOD 12500 U/L, catalase; R2 contains MOPSO 100 mmol/L. High concentration MOPSO (100 mmol/L) provides precise pH protection for cascade reactions of multiple enzymes. 2.3 5 '- Nuclease Assay Kit (Enzymatic Method) 5 '- nucleotidase (5' - NT) is an important serum marker for liver and gallbladder diseases. The R1 and R2 of its assay kit (enzymatic method) are based on MOPSO (pH 7.6), combined with nucleotide phosphorylase, xanthine oxidase, peroxidase, etc., to achieve multi enzyme coupling detection. 2.4 Other enzyme assay kits MOPSO is also widely used in reagent kits for homocysteine detection (cyclic enzyme method), alpha amylase detection (IFCC method), low-density lipoprotein cholesterol determination (clearance method), and ultra sensitive C-reactive protein determination (immunoturbidimetric method), fully demonstrating its versatility and reliability. From cholesterol to glycosylated albumin, from 5 '- NT to homocysteine, MOPSO has become an indispensable buffering component in enzymatic assay kits due to its precise buffering range and excellent biocompatibility. In the next article, we will delve into the technical reasons and key indicators for selecting MOPSO for enzyme assay kits. Please stay tuned.