没食子酸丙酯 121-79-9

Item

Standard

Identification

Identification A refer to standard

Identification B refer to standard

Appearance

White crystal PAWDER

Content

98.0~102.0 %

Chlorinated organic compounds

100ppm Max

Gallic acid

0.50% max

Appearance of solution

The solution is clear,not more intensely

colored than reference solution BY5

Particle size

Min 80%＜16mesh

Loss on Drying

0.50 max

Melting range,  ℃

146-150

Sulphated ash, %

0.1 max

Heavy metal， mg/kg

10

Lead/pb  mg/kg

1

As  mg/kg

3

Mercury  mg/kg

1

Microbiology E.Coli :

St. Aureus : Salmonella :

Pseudomonas

Negative Negative Negative Negative