English name: L-Alanine; (S) -2-Aminopropionic acid; L-α-Aminopropionic acid; Ala
Other names: α-aminopropionic acid; L-α-alanine; L-initial amino acid; aminopropionic acid
CAS number: 56-41-7
C3H7NO2 = 89.10

Level: BR
Content: ≥99.0%
Specific rotation: 13.5 ~ 15.5º
PH value (5% aqueous solution): 5.5 ~ 7.0

Loss on drying: ≤0.20%

Heavy metals: ≤0.0015%

Residue on ignition: ≤0.15%

Chloride: ≤0.02%

Sulfate: ≤0.006%

Arsenic salt: ≤0.00015%

Ammonium salt: ≤0.02%
Properties: white crystalline powder; has a special sweet taste, the sweetness is about 70% of sucrose. It begins to sublimate above 200 ° C and has a melting point of 297 ° C (decomposition). Chemical properties are stable. Easily soluble in water (17%, 25 ℃), slightly soluble in ethanol (0.2% / 80% cold alcohol)
Uses: biochemical research. Tissue culture.
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