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English  |
| Quantity: | |
|---|---|
Item | Standard of Yixing-Union | BP2009 | USP32 | FCC7 | E330 | JSFA8.0 | GB 1987－2007 |
Characters | Colourless Crystal or White Crystal powder | ||||||
Identification | pass test | ||||||
Clarity and Color of solution | Pass test | Pass test | Pass test | / | / | / | / |
Light transmittance | ≥98.0% | / | / | / | ／ | / | ≥96.0% |
Water | ≤0.15% | ≤1.0% | ≤1.0% | ≤0.5% | ≤0.5% | ≤0.5% | ≤0.5% |
Content | 99.5%～100.5% | 99.5%～100.5% | 99.5%～100.5% | 99.5%～100.5% | ≥99.5% | ≥99.5% | 99.5%～100.5% |
RCS | ≤1.40B·U | Not exceeding | Not exceeding | A≤0.52,T≥30% | Not exceeding | Not exceeding | ≤1.0 |
Calcium | ≤0.001% | ／ | ／ | ／ | ／ | pass test | ≤0.02% |
Iron | ≤1mg/kg | ／ | ／ | ／ | ／ | ／ | ≤5mg/kg |
Chloride | ≤0.0005% | ／ | ／ | ／ | ／ | ／ | ≤0.005% |
Sulphate | ≤0.002% | ≤150ppm | ≤0.015% | ／ | ／ | ≤0.048% | ≤0.01% |
Oxalates | ≤0.002% | ≤360ppm | ≤0.036% | No turbidity forms | ≤100mg/kg | Pass test | ≤0.01% |
Heavy metals | ≤0.0001% | ≤10ppm | ≤0.001% | ／ | ≤5mg/kg | ≤10mg/kg | ／ |
Lead | ≤0.5mg/kg | ／ | ／ | ≤0.5mg/kg | ≤1mg/kg | / | ≤0.5mg/kg |
Aluminium | ≤0.2mg/kg | ≤0.2ppm | ≤0.2ug/g | ／ | ／ | / | ／ |
Arsenic | ≤0.2mg/kg | ／ | ／ | ／ | ≤1mg/kg | ≤4mg/kg | ≤1mg/kg |
Mercury | ≤0.1mg/kg | ／ | ／ | ／ | ≤1mg/kg | / | ／ |
Sulphuric acid ash content | ≤0.03% | ≤0.1% | ≤0.1% | ≤0.05% | ≤0.05% | ≤0.1% | ≤0.05% |
water-insoluble | Pass test | ／ | ／ | ／ | ／ | / | Pass test |
Bacterial endotoxins | ≤0.5IU/mg | ≤0.5IU/mg | Pass test | ／ | ／ | / | ／ |
Tridodecylamine | ≤0.1mg/kg | ／ | ／ | ≤0.1mg/kg | ／ | / | ／ |
polycyclic aromatic | ≤0.05（260-350nm） | ／ | ／ | ／ | ／ | ≤0.05（260-350nm） | ／ |
isocitric acid | Pass test | ／ | ／ | ／ | ／ | Pass test | ／ |
Item | Standard of Yixing-Union | BP2009 | USP32 | FCC7 | E330 | JSFA8.0 | GB 1987－2007 |
Characters | Colourless Crystal or White Crystal powder | ||||||
Identification | pass test | ||||||
Clarity and Color of solution | Pass test | Pass test | Pass test | / | / | / | / |
Light transmittance | ≥98.0% | / | / | / | ／ | / | ≥96.0% |
Water | ≤0.15% | ≤1.0% | ≤1.0% | ≤0.5% | ≤0.5% | ≤0.5% | ≤0.5% |
Content | 99.5%～100.5% | 99.5%～100.5% | 99.5%～100.5% | 99.5%～100.5% | ≥99.5% | ≥99.5% | 99.5%～100.5% |
RCS | ≤1.40B·U | Not exceeding | Not exceeding | A≤0.52,T≥30% | Not exceeding | Not exceeding | ≤1.0 |
Calcium | ≤0.001% | ／ | ／ | ／ | ／ | pass test | ≤0.02% |
Iron | ≤1mg/kg | ／ | ／ | ／ | ／ | ／ | ≤5mg/kg |
Chloride | ≤0.0005% | ／ | ／ | ／ | ／ | ／ | ≤0.005% |
Sulphate | ≤0.002% | ≤150ppm | ≤0.015% | ／ | ／ | ≤0.048% | ≤0.01% |
Oxalates | ≤0.002% | ≤360ppm | ≤0.036% | No turbidity forms | ≤100mg/kg | Pass test | ≤0.01% |
Heavy metals | ≤0.0001% | ≤10ppm | ≤0.001% | ／ | ≤5mg/kg | ≤10mg/kg | ／ |
Lead | ≤0.5mg/kg | ／ | ／ | ≤0.5mg/kg | ≤1mg/kg | / | ≤0.5mg/kg |
Aluminium | ≤0.2mg/kg | ≤0.2ppm | ≤0.2ug/g | ／ | ／ | / | ／ |
Arsenic | ≤0.2mg/kg | ／ | ／ | ／ | ≤1mg/kg | ≤4mg/kg | ≤1mg/kg |
Mercury | ≤0.1mg/kg | ／ | ／ | ／ | ≤1mg/kg | / | ／ |
Sulphuric acid ash content | ≤0.03% | ≤0.1% | ≤0.1% | ≤0.05% | ≤0.05% | ≤0.1% | ≤0.05% |
water-insoluble | Pass test | ／ | ／ | ／ | ／ | / | Pass test |
Bacterial endotoxins | ≤0.5IU/mg | ≤0.5IU/mg | Pass test | ／ | ／ | / | ／ |
Tridodecylamine | ≤0.1mg/kg | ／ | ／ | ≤0.1mg/kg | ／ | / | ／ |
polycyclic aromatic | ≤0.05（260-350nm） | ／ | ／ | ／ | ／ | ≤0.05（260-350nm） | ／ |
isocitric acid | Pass test | ／ | ／ | ／ | ／ | Pass test | ／ |
