食品添加剂 L-丙氨酸 L-Alanine

molecular formula：c3h7no2 molecular weight：89.09
application：it is used as a preservative, flavor seasoning, and low-alcohol alcohol in food and beverage, and is used in medicine for the synthesis of amino acid infusion.
property：colorless to white crystalline powder, odorless. it has a sweet taste and is about 70% sweet. soluble in water, slightly soluble in ethanol, insoluble in ether. it has optical rotation.
cas no.: 56-41-7
item
index
content %
(calculated as c3h7no2)
98.5-101.0
specific optical rotation [α]d20
+13.20—+15.20
acidity ph value
5.7—6.7
loss on drying %
≤0.5
heavy metal %
≤0.003
chloride %
≤0.05
iron salt %
≤0.002
sulfate %
≤0.03