| Molecular formula |
C7H6O2 |
|
122.13 |
| Properties |
white scaly or needle-like crystal , with slight odor of benzoin or benzaldehyde, sublimation in 100¡æ , Relative density 1.316,Boiling point 249.2¡æ , Melting point 121.7¡æ , |
| Uses |
preservative, antimicrobial agent of food and medicine ; plasticizer and material |
| Dosage |
Bread & cake 0.25-0.5%; chocolate product 0.2-0.4%; jelly confectionery jam 1% max ; candy , cheese 0.1-0.3%; soy 0.1-0.25%. |
| Limit |
|
| Packing |
Internal packing is PE film bag, , the external packing is PP woven bag, net wt 25KG |
| Quality standard |
Index name |
Industrial grade Q/TALH |
Food grade GB1902-94 |
Pharmaceutical grade BP98 |
Assay(dry) |
≥98% |
≥99.5% |
99.0-100.5% |
Melting point |
121 -124℃ |
121 -123℃ |
121 -124℃ |
Readily oxidizable substance |
/ |
passed |
passed |
Readily carbonizable substance |
/ |
passed |
passed |
Chloride |
/ |
≤0.014% |
≤0.03% |
Heavy metals (as pb) |
/ |
≤0.01% |
≤0.001% |
Vulcanizing residue |
/ |
/ |
≤0.1% |
As |
/ |
≤0.0002% |
/ |
Phthalic acid |
/ |
≤0.0002% |
/ |
Loss on dry |
/ |
≤0.5% |
/ |
Whiteness |
/ |
meet the standard |
meet the standard |
|
Xn:Harmful;