L-Proline

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1 Kilogram	Negotiable

1 Kilogram

Negotiable

2-Pyrrolidinecarboxylic acid D-proline L-Proline 147-85-3

Appearance:Colorless to white crystals or crystalline powder
Application:【Use one】 for amino acid injection, compound amino acid infusion, food additives, nutritional supplements, etc. [Use two] for biochemical research, medicine for malnutrition, protein deficiency,
PackAge:Packing 25kg/drum
ProductionCapacity:20|Metric Ton|Day
Storage:Store in a cool dry place
Transportation:By sea/air/courier

1.Good quality

2.best service

3.low price

Appearance	White crystal or crystalline powder
Assay (dried substance), %	98.5~ 101.0
Specific rotation[α]D20	-84.5°~ -86.0°
Transmittance, %	≥98.0
Chloride (Cl), %	≤0.020
Sulfate (SO4), %	≤0.020
Ammonium salt (NH4), %	≤0.020
Iron (Fe)	≤10ppm
Heavy metals (Pb)	≤10ppm
Arsenic (As)	≤1ppm
Lead	≤3ppm
Cadmium	≤1ppm
Mercury	≤0.1ppm
Other amino acids	Negative
Loss on drying, %	≤0.30
Residue on ignition(sulfated), %	≤0.10
pH	5.9~ 6.9
Total plate count	≤1000cfu/g
Yeast and molds	≤100cfu/g
Salmonella	Negative
E.Coli	Negative
Identification	Meets the IR requirement

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