Appearance:White to almost white powder to crystal.
Application:Heat sensitive and pressure sensitive recording materials, thermochromic paints and inks.
Melting point -40 �°C (lit.)
Boiling point 197 �°C (lit.)
density 0.925 g/mL at 25 �°C (lit.)
vapor density 4.1 (vs air)
vapor pressure 0.02 mm Hg ( 20 �°C)
refractive index n20/D 1.427(lit.)
Fp 201 �°F
storage temp. Store below +30�°C.
solubility H2O: 1 M at 20 �°C, clear, colorless
form Slightly Viscous Liquid
pka 15.10�±0.29(Predicted)
color Clear
PH 6-8 (25�ºC, 1M in H2O)
Odor Ammonia-like.
explosive limit 1-9.9%(V)
Water Solubility soluble
2-Methyl-2,4-pentanediol (MPD) is a diol organic compound with a chiral carbon atom. It is a colorless liquid at room temperature and can be Diacetonee alcohol is hydrogenated. The appearance is colorless liquid with mild sweetness. It is miscible with water, soluble in ethanol, and soluble in most organic solvents.
Melting point -40 C (lit.)
Boiling point 197 C (lit.)
density 0.925 g/mL at 25 C (lit.)
vapor density 4.1 (vs air)
vapor pressure 0.02 mm Hg ( 20 C)
refractive index n20/D 1.427(lit.)
Fp 201 F
storage temp. Store below +30C.
solubility H2O: 1 M at 20 C, clear, colorless
form Slightly Viscous Liquid
pka 15.10±0.29(Predicted)
color Clear
PH 6-8 (25C, 1M in H2O)
Odor Ammonia-like.
explosive limit 1-9.9%(V)
Water Solubility soluble
2-Methyl-2,4-pentanediol (MPD) is a diol organic compound with a chiral carbon atom. It is a colorless liquid at room temperature and can be Diacetonee alcohol is hydrogenated. The appearance is colorless liquid with mild sweetness. It is miscible with water, soluble in ethanol, and soluble in most organic solvents.
L-Alanine, CAS No.56-41-7, white crystal powder used as safe nutrition supplements. L-Alanine can be used in break, fruit tea, milk food, beverage as a nutritional supplement.
As an experienced L-Alanine manufacturer and supplier, we has been supplying and exporting L-Alanine for almost 10 years, please be assured to buy from us. Any inquiries about price and the market trend please feel free to contact us, we will reply you within 1 working day.
L-Alanine powder Specification
Item STANDARD
Identification, (IR) Positive
Assay (C3H7NO2) ,%(on dried basis) 99.0~101.0
Specific rotation +14.3~ +15.
State of solution, % 98.0
Chloride(as Cl),% 0.020
Ammonium (as NH4),% 0.02
Sulphate (as SO4),% 0.020
Iron(as Fe), ppm 10
Heavy metals (as Pb), ppm 10
Arsenic(as As2O3), ppm 1
Other amino acids Meets the requirements
Loss on drying, % 0.20
Residue on ignition(as sulphated ash), % 0.10
pH value (1.0g/20mL water) 5.7~6.7
Nisin, E234, CAS no.1414-45-5 is manufactured by fermentation process, used as safe natural food preservative. Nisin is used and applied in meat products, dairy products, canned seafood, drinks, fruit drinks, liquid eggs and egg products, condiments, winemaking, baked goods, convenience food, incense fragrances, cosmetics field, etc.. during production to extend shelf life by suppressing Gram-positive spoilage and pathogenic bacteria.
As an experienced Nisin manufacturer and supplier, we has been supplying and exporting Nisin for almost 10 years, please be assured to buy from us. Any inquiries about price and the market trend please feel free to contact us, we will reply you within 1 working day.
Nisin Specification
ITEM STANDARD
Appearance Light brown to cream white powder
Potency (IU/ mg) 1000 Min
Loss on drying (%) 3 Max
pH (10% solution) 3.1- 3.6
Arsenic 1 mg/kg
Lead 1 mg/kg
Mercury 1 mg/kg
Total heavy metals ( as Pb) 10 mg/kg
Sodium chloride (%) 50 Min
Total plate count 10 cfu/g
Coliform bacteria 30 MPN/ 100g
E.coli/ 5g Negative
Salmonella/ 10g Negative
L-Isoleucine powder, CAS No.73-32-5, an isomer of L-Leucine, essential amino acid manufactured by fermentation from carbohydrate sources. No raw materials of animal origin are used in the production process. It is one of the branched chain amino acids (L-isoleucine, L-valine, and L-leucine).
As an experienced L-Isoleucine manufacturer and supplier, we has been supplying and exporting L-Isoleucine for almost 10 years, please be assured to buy from us. Any inquiries about price and the market trend please feel free to contact us, we will reply you within 1 working day.
L-Isoleucine Specification
ITEM STANDARD
Appearance White crystals or crystalline Powder
Specific rotation +38.6-+41.5
PH 5.5-7.0
Loss on drying â?¤0.3%
Heavy metals(Pb)20ppm
Content 98.5~101.0%
Iron(Fe) 20ppm
Arsenic(As2O3) 1ppm
Lead10ppm
Other Amino Acids Chromatographically not detectable
Residue on ignition (Sulfated) 0.2%
Organic Volatile impurities
Soy Lecithin, E322, CAS no.8002-43-5, a mixture of phospholipids in oil, manufactured through water degumming the extracted oil of soybean. Non-GMO Soy Lecithin appears as a yellow to brown viscous liquid. Soy Lecithin is used as an emulsifier, thickener, stabilizer, mild preservative, and moisturizer. As an emulsifier, it prevents separation from occurring in products such as peanut butter, chocolate, ice cream, and margarine. It can also be used in the baking of bread to improve the texture and size.
As an experienced Soy Lecithin manufacturer and supplier, we has been supplying and exporting Soy Lecithin for almost 10 years, please be assured to buy from us. Any inquiries about price and the market trend please feel free to contact us, we will reply you within 1 working day.
Soy Lecithin Specification
ITEMS STANDARD
Appearance Light yellow to brown color, transparent or half-transparent, viscous liquid
Acetone Insoluble % 60
Acid Value mg/KOH/g 30
Moisture % 1.0
Peroxide Value( meg/kg) 10
Color Gardner Scale) 14
Hexane Insoluble % 0.5
Salmonella Absent in 25g
Standard Plate Count < 6700/G
Staphylococcus Aureus < 100/1g
Moulds & Yeasts <300/G
Viscosity(cp,25) 10000
HLB Value 3-4
L-Threonine, CAS No.72-19-5, a essential amino acid amino acid manufactured through fermentation process. L-threonine function: a key component of collagen, elastin and enamel proteins. It aids in proper fat metabolism in the liver; nutrients are more readily absorbed when threonine is present. L-threonine also helps the digestive and intestinal tracts function more smoothly. Uses: L-Threonine is used in animal feed, poultry feed and food nutrition supplements. In cosmetics and personal care products, the function as hair conditioning agents and skin conditioning agents â?? miscellaneous.
As an experienced L-Threonine manufacturer and supplier, we has been supplying and exporting L-Threonine for almost 10 years, please be assured to buy from us. Any inquiries about price and the market trend please feel free to contact us, we will reply you within 1 working day.
L-Threonine food grade Specification
ITEM STANDARD
Apperance White Crystalline powder
Identification Meets the requirements
Assay % 98.5-101.5
Lead mg/kg 5
Loss on Drying % 0.2
Specific rotation[a]D20 -26.5~ -29.0
Residue on Ignition % 0.1
L-Threonine feed grade Specification
ITEM STANDARD
Appearance White or sandy beige crystal powder, no obvious purity
Identification Corresponds to standard
C4H9NO3 Content(dry basis) % 98.5
Specific Rotation [a] D20 -25.- -29.0
Loss on drying % 0.5
Residue on Ignition % 0.5
Arsenic (As AS) Mg/Kg 2.0
Heavy Metals(As Pb) Mg/Kg 30
