Sichuan Tongsheng Amino acid Co., Ltd
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L-Theanine
L-Prolinamide

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GABA

Product Name: GABA
Synonyms: γ-Aminobutyric acid
CAS#: 56-12-2
Molecular Formula: C4H9NO2
Molecular Weight: 103.12

Item Standard
Appearance White to off-white crystals or crystalline powder
State of solution Clear
Identification Positive
Chloride (Cl) Not more than 0.020%
Sulfate (SO4) Not more than 0.020%
Heavy metal(Pb) Not more than 10ppm
Arsenic(As2O3) Not more than 1ppm
Loss on drying Not more than 0.30%
Residueonignition Not more than 0. 10%
Assay Not less than 99.0%
Lead Not more than 0.5ppm
Mercury Not more than 0. 1ppm
Melting Range 197~204℃
Residual Solvents Negative(α-pyrrolidone)
pH 6.5 to 7.5
Total Plate Count cfu//g <1000cfu/g
Yeast & Mold cfu/g <100 cfu/g
E.Coli Negative
Salmonella Negative
Staphylococcus Aureus Negative
Coliform <100 cfu/g
Bulk density 0.30~0.52g/ml
Tap density 0.50~0.68g/ml
Particle Size 100% pass 30 mesh

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