L-赖氨酸盐酸盐 (食品级 )
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CERTIFICATE OF ANALYSIS
Product Name:
L-Lysine Monohydrochloride
Quantity: 3000kgs Batch No: 20150510
Producing date: 2015.05.10 Sampling date: 2015.05.10 Shelf life: two years
Reference standard: USP32
Item Specifications Results
Assay ,% 98.5 ~ 101.5 99.7
Identification Infrared Absorption Meet the requirement
Chromatographic purity Meet the requirement Meet the requirement
Specific rotation +20.4o ~ +21.4o +21.0 o
Heavy metals ,%(as Pb) ≤0.0015 <0.0015
Loss on drying,% ≤0.4 0.36
Residue on ignition,% ≤0.1 0.08
Chloride ,%(as Cl)
19.0 ~ 19.6 19.3
Sulfate(SO4),%(as SO
4
) ≤0.03 <0.03
Iron(as Fe),% ≤0.003
<0.003
Organic volatile impurities,
Meet the requirement Meet the requirement
Conclusion: This product conforms to requirement of USP32 standard.
Operator: Checker: