H-NMR 

≥97.0%

≤2.0%

Methanol (By GC) ＜1000ppm; 

Ethanol (By GC)＜2000ppm; 

Acetone (By GC) ＜1000ppm; Acetonitrile(By GC) ＜5ppm; 

Isopropanol(By GC) ＜500ppm; 

Methyl tert-butyl ether(By GC) ＜500ppm; Dichloromethane(By GC) ＜30ppm; 

Tributylamine(By GC) ＜50ppm;  

≤10ppm Pb＜0.5ppm; As＜1ppm; Hg＜1ppm; Cd＜1ppm  

＜1000cfu/g 

＜100cfu/g 

Negative

Food additives.

Preserve in tight containers. Store at controlled room temperature.