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Excellent quality Raw Materials - L-Cystine – Boyu
Characteristics: White crystalline or crystalline powder, soluble in dilute acid and alkali solutions, very insoluble in water, insoluble in ethanol. Item Specifications Appearance White crystals or crystalline powder Specific rotation [a]D20° -215.0o ~ -225.0o Transmittance ≥98.0% Loss on drying ≤0.20% Residue on ignition ≤0.10% Chloride (Cl) ≤0.02% Ammonium (NH4) ≤0.04% Sulfate ≤0.02% Iron（Fe） ≤10ppm Heavy metals（Pb） ≤10ppm Transmittance ≥98.0% pH Value 5.0~... -
High reputation N-Acety-L-Cysteine - N-Acetyl-L-Cysteine – Boyu
Characteristics: White crystalline or crystalline powder,Similar to garlic smell, sour taste. It is hygroscopic, soluble in water or ethanol, but insoluble in ether and chloroform. Item Specifications Specific rotation [a]D20° +21.3o ~ +27.0o State of solution（Transmittance） ≥98.0% Loss on drying ≤0.50% Residue on ignition ≤0.20% Heavy metals（Pb） ≤10ppm Chloride (Cl) ≤0.04% Ammonium(NH4) ≤0.02% Sulfate (SO4) ≤0.03% Iron (Fe) ≤20ppm Arsenic(as As2O3) ≤1ppm Melting ... -
New Fashion Design for L-Cystine/Cystine Supplier - L-Lysine hydrochloride – Boyu
Characteristics: White groud powder, Easily soluble in water, slightly soluble in alcohol, insoluble in ether. Item Specifications Appearance White crystalline powder or granular Specific rotation[a]D25 +20.0°~ +21.5° Transmittance ≥98.0% Loss on drying ≤0.50% Residue on ignition ≤0.10% Heavy metals ≤15ppm Chloride 19.0% ~ 19.6% Sulfate(as SO4) ≤0.03% Iron ( as Fe) ≤0.001% Arsenic(as As) ≤0.0001% Ammonium ≤0.02% Assay 98.5~100.5% Uses: Mainly used in food, medic... -
8 Year Exporter Fruit Fertilizer - N-Acetyl-thiazolidine-4-carboxylic acid (Folcisteine) – Boyu
Appearance: white powder crystal Uses: 1.It is a drug that has a protective effect on myocardial ischemia 2. Mainly used in agriculture, pesticide intermediate, is a plant growth regulator, adjusts the osmotic pressure of plant cells, maintains the balance of water and nutrient transportation, promotes seed germination and plant cell division and growth, keeps chlorophyll from loss, and increases fruit setting rate And fruit yield, combined with folic acid, as a biological stimulant for folia... -
Cheap PriceList for Plant Source Compound Amino Acid - L-Tyrosine – Boyu
Characteristics: White powder, Odorless and tasteless. Very slightly soluble in water, insoluble in absolute ethanol, methanol or acetone; soluble in dilute hydrochloric acid or dilute nitric acid. Item Specifications Appearance White crystals or crystalline powder Specific rotation [a]D20° -11.3o ~-12.1o Transmittance ≥98.0% Loss on drying ≤0.20% Residue on ignition ≤0.10% Chloride (Cl) ≤0.02% Sulfate ≤0.02% Iron（Fe） ≤10ppm Arsenic ≤1ppm Heavy metals（Pb） ≤10ppm P... -
Factory supplied L Cysteine Hydrochloride Anhydrous - L-Arginine Base – Boyu
Characteristics: White powder,Odorless, bitter taste; soluble in water, slightly soluble in ethanol, insoluble in ether. Item Specifications Description White crystalline powder Specific rotation [a]D20° +26.3o ~ +27.7o State of solution ≥98.0% Loss on drying ≤0.50% Residue on ignition ≤0.30% Heavy metals (as Pb) ≤0.0015% Chloride(as Cl) ≤0.030% Sulphate (as SO4) ≤0.020% Arsenic(as As2O3) ≤0.0001% pH Value 10.5~12.0 Assay 98.0%～101.0% Uses: Semi-essential ... -
Reliable Supplier Lysine Monohydrochloride - L-Cysteine Hydrochloride Anhydrous – Boyu
Characteristics: White powder,It has a slight special sour smell, soluble in water, and the aqueous solution is acidic. It is also soluble in alcohol, ammonia and acetic acid, but insoluble in ether, acetone, benzene, etc. It has the characteristics of reducing and anti-oxidation Item Specifications Description White crystals or crystalline power Identification Infrared absorption spectrum Specific rotation[a]D20o +5.7o ~ +6.8o Loss on drying 3.0% ~ 5% Residue ... -
Good User Reputation for Hydrochloride Monohydrate with Best Price - L-Arginine Base – Boyu
Characteristics: White powder,Odorless, bitter taste; soluble in water, slightly soluble in ethanol, insoluble in ether. Item Specifications Description White crystalline powder Specific rotation [a]D20° +26.3o ~ +27.7o State of solution ≥98.0% Loss on drying ≤0.50% Residue on ignition ≤0.30% Heavy metals (as Pb) ≤0.0015% Chloride(as Cl) ≤0.030% Sulphate (as SO4) ≤0.020% Arsenic(as As2O3) ≤0.0001% pH Value 10.5~12.0 Assay 98.0%～101.0% Uses: Semi-essential ... -
High Quality Organic Soluble Amino Acid Plant Source - L-Cysteine – Boyu
Characteristics: White crystal or crystalline powder Item Specifications Specific rotation[a]D20° + 8.3°~ +9.5° State of solution (Transmittance) ≥95.0% Loss on drying ≤0.50% Residue on ignition ≤0.10% Heavy metals(Pb) ≤10PPM Chloride (Cl) ≤0.04% Arsenic (As2O3) ≤1PPM Iron (Fe) ≤10PPM Ammonium (NH4) ≤0.02% Sulfate (SO4) ≤0.030% Other amino acids Chromatographically pH value 4.5 ～ 5.5 Assay 98.0%～101.0% Uses: Mainly used in medicine, food, cosmetics, biochemic... -
professional factory for Door to Door - L-Arginine Base – Boyu
Characteristics: White powder,Odorless, bitter taste; soluble in water, slightly soluble in ethanol, insoluble in ether. Item Specifications Description White crystalline powder Specific rotation [a]D20° +26.3o ~ +27.7o State of solution ≥98.0% Loss on drying ≤0.50% Residue on ignition ≤0.30% Heavy metals (as Pb) ≤0.0015% Chloride(as Cl) ≤0.030% Sulphate (as SO4) ≤0.020% Arsenic(as As2O3) ≤0.0001% pH Value 10.5~12.0 Assay 98.0%～101.0% Uses: Semi-essential ... -
Top Quality N-Acetyl-L-Cysteine Ethyl Ester - L-Arginine Hydrochlorid – Boyu
Characteristics: White powder,Odorless, bitter taste, easily soluble in water, the aqueous solution is acidic, very slightly soluble in ethanol, insoluble in ether. Item Specifications Appearance White crystalline or crystalline powder Identification Infrared absorption Specific rotation +21.4°~＋23.6° Loss on drying ≤0.2% Residue on ignition ≤0.10% Sulfate ≤0.02% Heavy metals ≤0.001% Chloride(as Cl) 16.50%~17.00% Ammonium ≤0.02% Iron ≤0.001% Arsenic ≤0.0001% ... -
Factory Price For Folcisteine - N-Acetyl-Thiazolidine-4-Carboxylic Acid (Folcisteine) – Boyu
Uses: 1.It is a drug that has a protective effect on myocardial ischemia 2. Mainly used in agriculture, pesticide intermediate, is a plant growth regulator, adjusts the osmotic pressure of plant cells, maintains the balance of water and nutrient transportation, promotes seed germination and plant cell division and growth, keeps chlorophyll from loss, and increases fruit setting rate And fruit yield, combined with folic acid, as a biological stimulant for foliar spray. (1) Promote seed germin...
