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D-Galactose D-(+)-Galactose 59-23-4 D-Galactose
59-23-4 D Galactose D-(+)-Galactose
D-plus semi-lactose is an important medium and synthesis component in enzyme and biochemical research. It is also widely used in the pharmaceutical field, both as a carrier and as an active substance.
Chemical properties
White crystals, soluble in methanol, ethanol, DMSO and other organic solvents, from animal tissues, milk.
use
As an ingredient in semi-lactose-based transferase markers buffer, the growth of Lactobacillus lactobacillus is supplemented in MRS broth, which induces the expression of the solution conjugate protein (UCP) in yeast conversion. For organic synthesis, pharmaceutically for the determination of liver function. Nutritional medicine.
【Product name】 D-Galactose
【Synonym】 D-Galactopyranose; Dextrogalactose; D(+)Galactose; Lactoglucose
【CAS NO.】 59-23-4
【Mol. Formula】 C6H12O6
【Mol. Weight】 180.16
【Assay】 ≥98.0%
【Appearance】 White or off-white powder
【Standard】 Food grade
【Packing】 25kgs/drum (standard packing)
【Storage】 Tight container, protect from light
D-Galactose, white crystal or crystalline powder, no special smell, soluble in water and pyridine, water solubility: 680 g/L (25 °C); microsoluble in glycerol and alcohol. D-Galactose is a monosaccharide. It contains six carbons and an aldehyde group and is classified as an aldose and a hexose. Both the D and L forms are found in nature. it is commonly found in milk as part of the disaccharide lactose. D-Galactose is important in enzymatic and biochemical research as a nutrient medium and as a synthesis module. also widely used in the food sector, both as a carrier and as an active substance. it is particularly important as a precursor for Food substances, as an active substance carrier or also as a chiral module in chemical synthesis.
Quality standard
Item |
Specifications |
Assay |
≥98.0% |
Identification |
Positive |
Clarity |
Clear |
Specific rotation [a]20D |
+78.0~+81.5° |
Melting point |
164~168℃ |
Loss on drying |
≤1.0% |
Residue on Ignition |
≤0.1% |
Acidity |
Conforms |
Barium |
Conforms |
Sulfate ash |
Conforms |
Heavy Metals |
≤10ppm |
Arsenic |
≤2ppm |
Total bacteria count |
≤100 Col/g |
Appearance |
White or off-white powder |
Application
(1) D-Galactose can be used as raw material to add in wine, fruit juice, bread, cake, cookies, candy and other foods;
(2) D-Galactose can be used as food additives, not only improve the color, fragrance and taste, but improve the nutritional value of food;
Shanghai Soyoung Biotechnology Inc. a faithful and professional supplier and exporter of healthcare raw materials for pharmacy, nutrition and food industries for years with own laboratory and GMP standard factories.
Shanghai Soyoung has R&D Center and Testing Center, and has international advanced facilities of HPLC, GC, AAS, UV, TLC, LC-MS and IR equipments.
Shanghai Soyoung has nearly 20 years production experience, it is producing in GMP workshop, each batch pass strict testing before shipment. Strict quality control is performed in every procedure from material sourcing, processing and testing to packing.
Company name |
Shanghai Soyoung Biotechnology Inc. |
Main Products |
Health care ingredients |
Location |
Shanghai,China |
Business Type |
Manufacturer & Trader |
Year start exporting |
2011 |
Number of employees |
60-70 people |
Factory area |
18,000 square meters |
Total annual output |
180-220 tons |
Main Markets |
America,Europe,Mid East,Asia,South Africa and etc. |
Certifications |
GMP,ISO,HACCP,Kosher |
We warmly welcome customers from at home and abroad to establish cooperation and create a bright future with us together. And leading the way to make health industries heathier, help more people healthy and happy…
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