L-Leucine powder, E641, CAS No.61-90-5, essential amino acid manufactured via fermentation from carbohydrate sources. Function and uses:L-leucine supplement used in combination with the other branched chain amino acids( L-isoleucine and L-valine) for patients with hepatic diseases to improve nutritional status. BCAAs uses as fuel sources for skeletal muscle. BCAAs are an important component of sports nutrition and health foods, as they increase energy, enhance endurance and aid in muscle recovery. As an experienced L-Leucine manufacturer and supplier, we has been supplying and exporting L-Leucine 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. Product Description Categories Amino Acids Qty in 20 FCL 20000kg Min Order 500kg Origin China Packaging Factory Packaging or Neutral Certificate ISO, Kosher, Halal, BRC E Number E641 CAS No. 61-90-5 HS Code 292249 Specification Feed/Food Grade L-Leucine Specification Specific rotation +27.6-+29.0 Heavy metals 10ppm Water content 0.20% Residue on ignition 0.10% assay 99.0-100.5% PH 5.0~6.5
L-Valine powder, CAS No.72-18-4, essential amino acid manufactured by fermentation from carbohydrate sources. No materials of animal origin are used in the production of L-valine. Along with L-leucine and L-isoleucine, is part of the branched chain of amino acids (BCAAs). L-valine is a branched chain amino acid (as are L-isoleucine and L-leucine), which is important for supplying energy to muscles. The branched chain amino acids enhance energy, increase endurance and aid in muscle tissue recovery and repair. Branched chain preparations are used in sports nutrition and health foods. As an experienced L-Valine manufacturer and supplier, we has been supplying and exporting L-Valine 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. Product Description Categories Amino Acids Qty in 20' FCL 20000kg Min Order 500kg Origin China Packaging Factory Packaging or Neutral Certificate ISO, Kosher, Halal, BRC CAS No. 72-18-4 HS Code 292249 Specification Feed/Food Grade L-Valine Specification Specific rotation +27.6-+29.0 Heavy metals 10ppm Water content 0.20% Residue on ignition 0.10% assay 99.0-100.5% PH 5.0~6.5
Inosine, CAS No.58-63-9, is a nucleoside manufactured through fermentation, available as white crystalline Powder. Inosine is widely used in nutraceutical, nutritional supplement, and food additive applications. Inosine is an amino acid that is a kind of coenzyme drug widely used in the medicine and the food industry. Inosine is also used as an important feed stimulant or combine with other amino acids in some species of farmed fish. As an experienced Inosine manufacturer and supplier, we has been supplying and exporting Inosine 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. Inosine powder Specification ITEM STANDARD Appearance White crystalline Powder Identification Positive in No.1, 2, 3 Test State of solution transmittance Clear and colorless ot less then 98% Loss on drying 1.0% Heavy metals(Pb) 10ppm Assay 98.0~102.0% Residue on ignition 0.2% Other Related compounds of nucleic acid Chromatographically not detectable Arsenic(As2O3) 1ppm PH 4.8-5.8
L-Ornithine HCl, CAS No.3184-13-2, a white crystalline powder, used as nutritional supplements. L-Ornithine HCl is an essential amino acid and a derivative L-Arginine. It plays an important role in ammonia metabolism via the urea cycle. It is used in functional and for dietary supplements. As an experienced L-Ornithine HCl manufacturer and supplier, we has been supplying and exporting L-Ornithine HCl 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-Ornithine HCl Specification Items Specification Appearance: White crystals or crystalline powder Smell: Characteristic Identification (IR): As per AJI92 Specific rotation: +23 to + 25 (5.5g/100ml, 6N HCl) Transmittance: Not less than 98.0% Ammonium: Not more than 200ppm Sulfate: Not more than 200ppm Iron: Not more than 10ppm Arsenic: Not more than 1ppm Heavy metals(Pb): Not more than 10ppm Other amino acids: Not detectable Loss on drying: Not more than 0.20% Residue on ignition: Not more than 0.10% pH value: 5.0-6.0 Assay: 99-101%
Betaine anhydrous, rimethylglycine, CAS No.107-43-7, HS code292390, one of the betaine series and also known as betaine base, is a kind of nutritional additive of efficiency, high-quality and economic advantage and is widely used for animal and poultry breeding and aquaculture as well. Used in applications as diverse as sports nutrition and cosmetics. As an experienced Betaine anhydrous manufacturer and supplier, we has been supplying and exporting Betaine anhydrous 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. Betaine Anhydrous Specification Specifications Standard Betaine anhydrous content (dry basis,%) 99 98.0 98.5 6.0 Loss on drying % 1.0% 1.5% 2.0% anticaking calcium stearate % 1.5% 1.5% Ignite residue % 0.2% 1.2% 1.5% chloride % 0.1% 0.5% 1.0% Heavy metal (Pb) 10ppm 10ppm 10ppm Arsenicâ?¤ 1ppm 2ppm 2ppm
Dl Aspartic Acid, CAS No.617-45-8, is a mixture of L Aspartic Acid and D Aspartic Acid manufactured through fermentation, available as white powder. Dl Aspartic Acid is an amino acid widely used in nutritional supplements, nutrition enhancers, dietary supplements, health food additives, pharmaceutical raw materials, sports supplements, sports nutritional supplements, and bodybuilding supplements. As an experienced Dl Aspartic Acid manufacturer and supplier, we has been supplying and exporting Dl Aspartic Acid 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. Product Description Categories Amino Acids Qty in 20â??FCL 10000kg Min Order 500kg Origin China Packaging Factory Packaging or Neutral Certificate ISO, Kosher, Halal, BRC CAS No. 1783-96-6 HS Code 292249 Specification Feed/Food Grade
D-Aspartic Acid, CAS No.1783-96-6, an isomer of L-Aspartic Acid manufactured through fermentation, available as White Crystals or crystalline powder. D-Aspartic Acid is an amino acid widely used in nutritional supplements, nutrition enhancers, dietary supplements, health food additives, pharmaceutical raw materials, sports supplements, sports nutritional supplements, and bodybuilding supplements. As an experienced D-Aspartic Acid manufacturer and supplier, we has been supplying and exporting D-Aspartic Acid 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. Product Description Categories Amino Acids Qty in 20â??FCL 10000kg Min Order 500kg Origin China Packaging Factory Packaging or Neutral Certificate ISO, Kosher, Halal, BRC CAS No. 1783-96-6 HS Code 292249 Specification Feed/Food Grade
Betaine, other name, trimethylglycine, CAS No.107-43-7, available as white Crystals or crystalline powder. Betaine is widely used as nutritional supplements. Betaine is available in Betaine Anhydrous and Betaine Monohydrate form. As Betaine Manufacturers, Suppliers and Wholesalers in China, we supply food and feed grade Betaine. As an experienced Betaine manufacturer and supplier, we has been supplying and exporting Betaine 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. Betaine Specification Items USP30 Feed Grade Feed Grade Content ,% 98.0-100.5 98.0 95.0 Loss on drying ,% 0.5 2.0 2.0 Heavy metalsPb,% 0.001 0.001 0.001 As,% 0.0002 0.0002 Residue on ignition,% 0.1 pH1+4 aqueous solution 0.8-1.2 Anti-caking agent 0 0 3.0
Disodium 5-Ribonucleotides, E635, CAS no.4691-65-0, also called I + G, is a food additive manufactured through chemical synthesis of sodium salt of guanylic acid and inosinic acid, available as White to light yellow crystalline powder. Disodium 5â?²-Ribonucleotides is widely used as flavour enhancer as it can increase flavour significantly when using together with Monosodium Glutamate. Disodium 5â?²-Ribonucleotides (I+G) is a flavor enhancer a mixture of disodium Inosinate (IMP) and disodium guanylate (GMP) and is often used where a food already contains natural glutamates (as in meat extract) or added Monosodium Glutamate (MSG). It is primarily used in flavored noodles, snack foods, chips, crackers, sauces and fast foods. As an experienced Disodium 5â?²-Ribonucleotides (I+G) manufacturer and supplier, we has been supplying and exporting Disodium 5â?²-Ribonucleotides (I+G) 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. Disodium 5-Ribonucleotides Specification ITEM STANDARD ASSAY(IMP+GMP) 97.0% -102.0% LOSS ON DRYING 25.0% IMP 48.0%-52.0% GMP 48.0%-52.0% TRANSMITTANCE â?¥95.0% PH 7.0-8.5 HEAVY METALS (AS Pb) â?¤10PPM ARSENIC (As) â?¤1.0PPM NH4(AMMONIUM) Color of litmus paper unchanged Amino Acid Solution appear colorless Other related compounds of nucleicacid Not Detectable Lead 1 ppm Total aerobic bacteria 1,000cfu/g Yeast & mould 100cfu/g Coliform Negative/g E.Coli Negative/g Salmonella Negative/g
Caramel Color, E150, CAS no.8028-89-5, is a water soluble food coloring manufactured through heat treatment of a variety of sugars, available as Dark brown black powder or liquid. Caramel color is one of the oldest and most widely used food coloring's. Caramel Color is widely used as coloring agent and flavor enhancer. As an experienced Caramel Color manufacturer and supplier, we has been supplying and exporting Caramel Color for almost 10 years, we supply Caramel Color E150a, E150b, E150c and E150d. 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. Caramel Color Specification ITEM STANDARD RESULTS E 0.1%1CM (610nm) Absorbance 0.259-0.285 0.262 Specific Gravity(25�°C) 1.255-1.270 1.260 Viscosity(25�°C) Cps 8000 80 PH Value 2.7-3.3 3.0 Haze Pointâ?¥ mins 40 >40 Gelation Time â?¥mins 100 >100 Resinification â?¥ hrs 20 >20 Isoelectric Point 1.0
Monosodium Glutamate, E621, CAS No.32221-81-1, also called MSG, is one of the oldest food flavor used in culinary, available as white Powder. Monosodium Glutamate, also known as seasoning, is the sodium salt of Glutamic Acid. MSG is often used to increase flavor of foods, especially for Chinese dishes. It is also used in soups and sauces, meat products, vegetables. As an experienced Monosodium Glutamate manufacturer and supplier, we has been supplying and exporting Monosodium Glutamate 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. Monosodium Glutamate Specification ITEM LIMIT APPEARANCE WHITE CRYSTALLINE OR POWDER PURITY 99.0 %MIN â?? 100 % MAX STATE OF SOLUTION(TRANSMITTANCE) CLEAR AND COLORLESS NOT LESS THAN 98.0% SOLUBILITY 72.0G/100ML WATER AT 25 DEGREE CELSIUS SODIUM CONTENT 12.2 PCT APPROX PH (5 % SOLUTION) 6.7~7.2 LOSS ON DRYING (H2O) 0.3 PCT MAX. CLORIDE (CL) 0.039 PCT MAX. AMMONIUM(NH4) 0.02 PCT MAX SULFATE(SO4) 0.028 PCT MAX IRON(FE) 5 PPM MAX LEAD (PB) 1 PPM MAX. ARSENIC (AS) 0.5 PPM MAX. PYRROLIDONE 0.2PCT MAX TOTAL MICROORGANISM NOT DETECTABLE SPECIFIC ROTATION (ALFA D 20 DEGREE ) BETWEEN +24.8 AND +25.3 TOTAL PLATE COUNT 800 COLONY / G MAX TOTAL COLIFORM / G NOT DETECTABLE E. COLI / G NOT DETECTABLE SALMONELLA / 25G NOT DETECTABLE MESH SIZE AS PER NEED
Monascus Red, CAS No.874807-57-5, is a natural food pigment manufactured through fermentation using monascus purpureus or extraction from red yeast rice, available as Murrey Powder. Monascus Red is widely used as colouring agent, accepted as safe food colorant in many countries. Often used as coloring agent in many Asian foods including pickled tofu, red rice vinegar, char siu, Peking Duck, and Chinese pastries that require redfood coloring. Monascus Red also used in candy, cooked meat, preserved beancurd, ice cream, cookies, etc. As an experienced Monascus Red manufacturer and supplier, we has been supplying and exporting Monascus Red 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. Monascus Red Specification ITEMS PROPERTIES RESULTS appearance Black red, without moldy, no impurities, powder. Black red, without moldy, no impurities, powder. fragrance Special and natural fragrance of kojic Special and natural fragrance of kojic Moisture % 7.0 5.0 Color value E0.1%1cm 495(±10)nm 80 103 Fineness(100 mesh passing rate) % 90% 96.7% Arsenic mg/kg 1 negative Lead mg/kg 1 pass Mercury mg/kg 0.1 pass Total plate count cfu/g1000 pass Yeast cfu/g 25 pass Mold cfu/g 25 pass Aflatoxin B1 ug/kg 5 negative
Vanillin powder or crystal, CAS No.121-33-5, chemical formula C8H8O, food aroma and food fragrance, extract manufacturing process: isolated from vanilla bean; or chemical synthetic manufacturing process by guaiacol and glyoxylic acid. With strong vanilla perfume, Vanillin along with Ethyl Vanillin used in confectionery, ice cream, beverage, cake, chocolate, bread, biscuit and in wine. The synthetic vanillin is now used more often than natural vanilla extract as a flavoring agent in foods, beverages, and pharmaceuticals. As an experienced Vanillin manufacturer and supplier, we has been supplying and exporting Vanillin 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. Vanillin powder/crystal Food grade Specification ITEM STANDARD Appearance White to pale yellow crystal like powder or crystal Odor Has a sweet, milk and vanilla aroma Solubility (25 ) 1 gram completely dissolves in 3ml 70% or 2ml 95% ethanol, and makes clear solution Purity (GC) 99.5% Min Loss on Drying 0.5% Max Melting Point () 81- 83 Arsenic (As) 3 mg/kg Mercury (Hg) 1 mg/kg Total Heavy Metals (as Pb) 10 mg/kg Residue of Ignition 0.05%
Ethyl Vanillin, CAS No.121-32-4, Chemical Formula C9H10O3, manufacturing process from chemical synthesis. Ethyl Vanillin is one of the important edible food flavors and fragrances and the raw material in food additive industry. It has full-bodied and lasting fragrance of Vanilla Beans and is 3-4 times as fragrant as Vanillin. Ethyl Vanillin is used in food, sweets, chocolate, candy, ice cream, drinks and cosmetics as fragrance fixative and additive. As an experienced Ethyl Vanillin manufacturer and supplier, we has been supplying and exporting Ethyl Vanillin 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. Ethyl Vanillin food grade Specification ITEM STANDARD Appearance Fine white to slightly yellow crystal Odor Characteristic of vanilla, stronger than vanilla Solubility (25 ) 1 gram completely dissolves in 2ml 95% ethanol, and make clear solution Purity (HPLC) 99% Loss on Drying 0.5% Melting Point () 76.0- 78.0 Arsenic (As) 3 mg/kg Mercury (Hg) 1 mg/kg Total Heavy Metals (as Pb) 10 mg/kg Residue of Ignition 0.05%
Ethyl Maltol, E637 CAS No.4940-11-8, is a common flavor manufactured through chemical synthesis from Maltol, available as White crystalline powder. Ethyl Maltol appears as a white crystalline powder. It is a flavoring agent with a slight sweet taste, and is commonly used to prolong the shelf life of food products. It increases flavor and sweetness in items such as in ice cream, jelly, ketchup, chocolate, candies, desserts, beverages, essences, wines, tobacco products, and other consumables. As an experienced Ethyl Maltol manufacturer and supplier, we has been supplying and exporting Ethyl Maltol 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. Ethyl Maltol Specification ITEM STANDARD Appearance White crystal Solubility in ethanol colourless and clear Purity 99.2 % Melting point 89-93 Moisture 0.5 % Residue on ignition % 0.2 % Heavy metals (as Pb) 10 PPM Arsenic 1 PPM Fe 1 PPM
Maltol, E636, CAS No.118-71-8, is a natural organic compound manufactured through chemical synthesis or fermentation, available as White crystalline powder. Maltol is primarily used in the food and beverage as a flavor enhancer. Maltol is widely used as a fragrance and sweetness intensifier in foods, cigarettes, beer, ice cream, soft drinks, candy, roasted foods, pudding, and jelly. Maltol and ethyl maltol is widely used as flavour enhancer. As an experienced Maltol manufacturer and supplier, we has been supplying and exporting Maltol 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 yoMaltol Specification ITEM STANDARD Color and shape White crystalline powder Purity > 99.0 % Melting point 160-164 â?? Water < 0.5 % Residue on ignition % 0.2 % Heavy metals (as Pb) < 10 PPM Lead < 10 PPM Arsenic < 3 PPM Cadmium < 1 PPM Mercury < 1 PPMu within 1 working day.
L-Lysine Monohydrochloride, CAS No.657-27-2, is a hydrochloride salt of L-Lysine, available as white crystal or crystalline powder. L-Lysine Monohydrochloride is a common form of L-Lysine, widely used as nutritional supplements in food and beverage. It is one of the eight essential amino acids in the human body. It appears as a white or light brown crystalline powder, often used as a food additive in potatoes, rice and flour. It is also used to deodorize and keep fresh in canned food. L-Lysine Monohydrochloride can also be used in animal feed as source of L-Lysine. L-lysine is manufactured by fermentation from carbohydrate sources and neutralize with hydrochloric acid. L-lysine HCl meets USP, EP and JP standards. As an experienced L-Lysine Monohydrochloride manufacturer and supplier, we has been supplying and exporting L-Lysine Monohydrochloride 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-Lysine Monohydrochloride food grade Specification ITEM STANDARD Specific Roation[a]D20 +20.4-+21.4 Assay % 98.5-101.5 Loss on Drying % 0.4 Heavy Metals( As Pb) % 0.0015 Residue on Ignition % 0.1 Chloride(As Cl) % 19.0-19.6 Sulfate(SO4) % 0.03 Iron( As Fe) % 0.003 Organic Volatile Impurities Meet The requirement Lysine feed grade 65% L-Lysine Monohydrochloride food grade Specification ITEM FC12062509 Apperance White or Light-brown granules Identification Positive [C6H14N2O2].H2SO4Content(Dry basis) â?¥ % 51.0 Loss on drying â?¤ % 3.0 Residue on ignitionâ?¤ % 4.0 Chloride(As Cl) â?¤ % 0.02 PH 3.0-6.0 Lead â?¤ % 0.02 Arsenic( As As) â?¤ % 0.0002 Heavy Metals ( As Pb) â?¤ % 0.003 Lysine feed grade 98.5% ITEM FC12062601 Apperance White or Light-brown granules Identification Positive [C6H14N2O2].H2SO4Content(Dry basis) % 98.5 Specific Roation[a]D20 +18-+21.5 Loss on drying % 1.0 Residue on ignition % 0.3 Chloride(As Cl) % 0.02 PH 5.6-6.0 Ammonium(As NH4) % 0.04 Arsenic( As As) % 0.003 Heavy Metals ( As Pb) % 0.003
L-Arginine powder, CAS No.74-79-3, non essential amino acid manufactured manufactured by fermentation from carbohydrate sources. L-Arginine is widely used in food, protein powder, skin care cosmetics. Use as Fragrance Ingredient; Hair Conditioning Agent; Skin-Conditioning Agent Miscellaneous; Antistatic, masking, skin conditioning. L-arginine also used as nutrition supplements by athletes to recover from fatigue. Arginine Function: can lower risk for arteriosclerosis and heart attack and repairing blood vessels. As an experienced L-Arginine manufacturer and supplier, we has been supplying and exporting L-Arginine 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-Arginine Specification Item Specifications (USP) Specifications (AJI) Description White crystals or crystalline powder White crystals or crystalline powder Identification Infrared absorption spectrum Infrared absorption spectrum Specific rotation[a]D20 +26.3 - +27.7 +26.9 - +27.9 State of solution/Transmittance 98.0% Chloride (Cl) 0.05% 0.020% Ammonium (NH4) 0.02% Sulfate (SO4) 0.03% 0.020% Iron (Fe) 0.003% 10PPm Heavy metals (Pb) 0.0015% 10PPm Arsenic (As2O3) 1PPm Other amino acids Chromatographically not detectable Loss on drying 0.5% 0.5% Residue on ignition(sulfated) 0.3% 0.10% Assay 98.5-101.5% 99.0-101.0% PH 10.5-12.0 Organic volatile impurities Meets the requirements
L-Arginine powder, CAS No.74-79-3, non essential amino acid manufactured manufactured by fermentation from carbohydrate sources. L-Arginine is widely used in food, protein powder, skin care cosmetics. Use as Fragrance Ingredient; Hair Conditioning Agent; Skin-Conditioning Agent Miscellaneous; Antistatic, masking, skin conditioning. L-arginine also used as nutrition supplements by athletes to recover from fatigue. Arginine Function: can lower risk for arteriosclerosis and heart attack and repairing blood vessels. As an experienced L-Arginine manufacturer and supplier, we has been supplying and exporting L-Arginine 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-Arginine Specification Item Specifications (USP) Specifications (AJI) Description White crystals or crystalline powder White crystals or crystalline powder Identification Infrared absorption spectrum Infrared absorption spectrum Specific rotation[a]D20 +26.3 - +27.7 +26.9 - +27.9 State of solution/Transmittance 98.0% Chloride (Cl) 0.05% 0.020% Ammonium (NH4) 0.02% Sulfate (SO4) 0.03% 0.020% Iron (Fe) 0.003% 10PPm Heavy metals (Pb) 0.0015% 10PPm Arsenic (As2O3) 1PPm Other amino acids Chromatographically not detectable Loss on drying 0.5% 0.5% Residue on ignition(sulfated) 0.3% 0.10% Assay 98.5-101.5% 99.0-101.0% PH 10.5-12.0 Organic volatile impurities Meets the requirements
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