USD $15.00-50.00 / Kilogram
USD $15.00-50.00 / Kilogram
USD $10.00-25.00 / Kilogram
USD $15.00-50.00 / Kilogram
USD $15.00-50.00 / Kilogram
USD $1.00-10.00 / Kilogram
USD $40.00-65.00 / Kilogram
product name: propyl gallate
alias: propyl 3,4,5-trihydroxybenzoate; n-propyl gallate; gallic acid n-propyl ester; n-propyl 3,4,5-trihydroxybenzoate; 3,4,5-trihydroxybenzoic acid propyl ester; gallic acid propyl ester; nipa 49; nipagallin p; n-propyl ester of 3,4,5-trihydroxybenzoic acid; progallin p; tenox pg
molecular formula: c10h12o5
molecular weight: 212.21
structural formula:
specification |
feed grade |
medical grade |
food grade |
executive standard |
enterprise standard |
bp2013 |
fcc-iv |
contentcontent |
98-102% |
≥99.5% |
≥99% |
loss on dryingloss on drying |
≤0.5% |
≤0.5% |
≤0.5% |
gallic acid |
≤1.0% |
≤0.5% |
≤0.5% |
residue on ignitionignited residue |
≤0.1% |
≤0.1% |
≤0.1% |
apha |
≤50 |
≤50 |
≤50 |
melting point |
148-150 |
148-150 |
148-150 |
heavy metalheavy metal |
≤20ppm |
≤10ppm |
≤10ppm |
lead/pblead mg/kg |
5ppm max |
5ppm max |
2ppm max |
as |
3ppm max |
3ppm max |
3ppm max |
hg |
1ppm |
1ppm |
1ppm |
production scale |
500t/y |
200t/y |
300t/y |
packaging |
fiber can,25kg/drum |
fiber can,25kg/drum |
fiber can,25kg/drum |