食品级硫酸铵
检 验 项 目 T e s t I t e m | 检 验 标 准 T e s t S t a n d a r d | 检 验 结 果 T e s t r e s u l t |
性状 (Characters) | 半透明粉末 (Translucent powder) | 合格 (Conform) |
含量 (Assay) | 99.0% | 99.5% |
PH (Ph) | 4.8~6.0 | |
澄清度实验 (Appearance of solution) | 应符合规定 (Comply with the standard) | |
水不溶物 (Water-insoluble) | 0.002% | 0.0003% |
灼烧残渣 (Ignition residue) | 0.01% | 0.001% |
氯化物 (Chloride) | 0.0005% | 0.0002% |
硝酸盐 (Nitrites) | 0.001% | |
磷酸盐 (Phosphate) | 0.00001% | |
砷(Arsenic) | 0.00002% | 0.000003% |
钙(Calcium) | 0.005% | 0.0001% |
铁(Iron) | 0.0002% | |
重金属(Heavy metal) | 0.0005% | |
结论(Conclusion):符合分析纯之规定(The above product complies with AR) |
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