Packed density                                                       0.45~0.60g/cm3

Melting point                                                           73~78℃

Acidity                                                                      18.0~19.3ml

Heavy metals                                                          ≤10ppm Arsenic                                                                    ≤3ppm

Assay                                                                     96.0%～102.0%

Total plate count                                                    ≤1000cfu/g

Moulds and yeasts                                                 ≤100cfu/g

E.coli                                                                      ＜90MPN/100g. Salmonella                                                                N.A. Staphylococcus                                                         N.A.

 4.Storage: The product may be stored for 36 months from the date of manufacture in the unopened original container. Keep container tightly closed. Once opened, use contents quickly.