product
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Methyl hydroxybenzoate, also known as methyl paraben, relative average molecular mass of 152.15, is a white crystalline powder or colorless crystal, soluble in alcohol, ether and acetone, very slightly soluble in water. Methyl paraben is a kind of parabens, neutral, non-irritating, almost non-toxic good preservatives. The effect of mold and yeast is better, and the effect of bacteria is poor. At pH3 ~ 6, the antiseptic effect is the strongest and the nature is the most stable, and the above pH8 is gradually hydrolyzed, and the antibacterial effect is also weakened. Propyl paraben [0.02%(w/v)] is used in combination with methyl paraben [0.18%(w/v)] as a bacteriostatic agent in various injectable preparations.
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Tromethamine 1. product description tromethamine is white crystal, soluble in water, commonly used as buffer, acid-base balance regulator. Tromethamine is an important solvent for nucleic acids and proteins, a biological buffer, and an acidometric reference substance
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Sesame oil 1. Product description Sesame oil is a light yellow or colorless clear oily liquid. Sesame oil contains natural vitamin E, has a balanced fatty acid composition, and is high in linoleic acid and oleic acid.
Beginning of winter | Frost Dyes Everything, Beginning of Winter
Beginning of winter | Frost Dyes Everything, Beginning of Winter
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Talk about the Future of Medicine | Hubei Gedian Humanwell Pharmaceutical Attends 89th API China Exhibition
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The 89th China Pharmaceutical API/Intermediate/Packaging/Equipment Fair (API China) and the 27th China International Pharmaceutical (Industry) Exhibition and Technology Exchange (CHINAPHARM) will be held on October 18-20 Held at Nanjing International Expo Center.
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For the prosperity of universal celebration, and bright moon classmate
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Hubei Gedian Humanwell Pharmaceutical Excipients Co.,Ltd. (www.gdrfyf.cn) is a high-end pharmaceutical excipient high-tech enterprise integrating R & D, production and sales under Renfu Pharmaceutical Group (stock code: 600079.SH, leading pharmaceutical enterprise in Hubei Province, top 20 in China's pharmaceutical industry).
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Hubei Gedian Humanwell Pharmaceutical Excipients Co.,Ltd. 2023 staff travel perfect ending!
Hubei Gedian Humanwell Pharmaceutical Excipients Co.,Ltd.'s 2023 Staff Tour Successfully Concluded in Singing and Laughing! We travel to Qinghai, Xinjiang, Zhangjiajie and Phoenix, and experience the beautiful natural scenery and strong cultural atmosphere together. It has been a dynamic and team-cohesive journey, and we have created many great memories together.
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