n-硝基-l-精氨酸 
cat#:00245
product name : h-arg(no2)-oh 
cas#:2149-70-4
store at：cool dry place(<25℃) 
appearance:white crystal powder
purity(hplc):99.95％
specific rotation:  +23.0°(c=2 2n hcl)
element analysis(c、h、n):≤5％
melting point:241.4-244.2℃
clarity of solution:0.3 gram in 2ml 2n hcl clear solution complies
loss on drying: 0.18％(105℃,2h) 

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