Seaerch
TEL：0086-27-82288353
+86-13971029269
FAX：0086-27-82288295
Email: whcz_78@163.net
ADD.: Rm 1013,BLDG 3,Area C,Hankou City Plaza,Houhu Avenue,Wuhan
| ITEM | STANDARD |
| Appearance | White to off-white powder |
| Assay (%) | 99.0 - 101.0 |
| Loss on drying (%) | ≤ 1 |
| Heat Stability | No change in colour after heating for 90 minutes at 105℃ |
| Acidity (as C6H8O2, %) | ≤ 1 |
| Alkalinity (as K2CO3, %) | ≤ 1 |
| Chloride (as Cl, %) | ≤ 0.018 |
| Aldehydes (as formaldehyde, %) | ≤ 0.1 |
| Sulfate (as SO4, %) | ≤ 0.038 |
| Arsenic | ≤ 3 mg/ kg |
| Lead | ≤ 2 mg/ kg |
| Mercury | ≤ 1 mg/ kg |
| Heavy Metals (as PB) | ≤ 10 mg/ kg |
| Oxidizer | None |
