-
Hot sale Factory Pharmaceutical Ingredient - 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 ... -
Wholesale Price Nutrition Enhancers L-Leucine Powder - 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 ... -
High Performance C6h15cln4o2 CAS 1119-34-2 - 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... -
Best quality CAS No. 328-38-1 - 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 ... -
Discount Price Cysteine Monohydrate - 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... -
Good quality Crystal Powder L-Leucine - 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... -
China Factory for Larginine Powder L-Arginine - 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 ... -
Factory Free sample L-Cystine CAS 56-89-3 - 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~... -
OEM Supply L-Cystine - 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 ... -
Professional Design Iron-Amino Acid Chelation - Water-soluble Amino Acid Fertilizer(Powder) – Boyu
Amino acid compound powder is a kind of compound amino acid powder, widely used in the raw material of organic fertilizer. It is made of natural protein hair, wool, goose feather raw materials, hydrochloric acid hydrolysis, desalination, spray, drying. The necessity of supplementing amino acid fertilizers for crops: 1.Amino acid plays a major role in crops. It can be used as an organic nitrogen source (especially under adversity conditions, the affinity of crops for organic nitrogen is even h... -
Wholesale Price China CAS Number 19764-30-8 - N-Acetyl-DL-Leucine – Boyu
Item Specifications Appearance White crystals or crystalline powder Infrared Spectrum Infrared absorption spectrum State of Solution ≥95.0% Loss on drying ≤0.50% Residue on ignition ≤0.30% Heavy metals（Pb） ≤20ppm Arsenic(As2O3） ≤2ppm Assay 97.5%～102.50% Uses: additive Stored: in dry, clean and ventilated places. In order to avoid pollution, it is prohibited to place this product together with poisonous or harmful substances. The expiry date is for two years. FAQ Q1:... -
2021 Latest Design Arginine Hydrochloride - 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...
