L-Methionine CAS 63-68-3 CAS NO.63-68-3

l-methionine is white crystals or crystalline powder,special odor, slightly bitterness.soluble in water, insoluble in ethanol and in ether.

specification
items pharma grade(usp 32) food grade(fccv)
appearance white crystal powder white crystal powder
assay(on dry basis) 98.5％ ～ 101.5% 98.5％ ～ 101.5%
specific rotation +22.4º ～ +24.7º +21.0º ～ +25.0º
ph 5.6 ～6.1 --
loss on drying 0.3% max 0.5% max
residue on ignition 0.4% max 0.1% max
chloride 0.05% max --
sulfate 0.03% max --
iron 0.003% max --
heavy metals 0.0015% max --
lead -- 5mg/kg max

usage
l-methionine is one of the essential amino acids, mainly used as food additives, and formatting complex amino acid perfusion and preparation.

packing
25kg/fiber drum or according per customer’s requirements

storage & transport
stored in cool and airy place; away from fire and heat; handle with care; no breakage, avoid leakage
this is classified as a common good for transport.