品 名: 双氧水(h2o2) 规格: 分析纯
product: hydrogen peroxide solution specification : ar
标准依据: gb/t6684——86 批号: 20110716
standard: gb/t6684——860 batch no: 20110716
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) |
无色透明液体 (colorless transparent liquid) |
合格 (conform) | |
含量 (assay) |
30% |
30.2% | |
不挥发物 (non volatile matter) |
0.005 % |
0.005% | |
酸度(以h2so4计) (acidity) |
0.005% |
0.004% | |
磷酸盐 (phosphate) |
0.0003% |
0.0003% | |
硫酸盐 (sulphates) |
0.0003% |
0.0003% | |
氮化合物 (nitrogen compound) |
0.001% |
0.001% | |
铜 (copper) |
0.00001% |
0.00001% | |
铁 (iron) |
0.00002% |
0.00002% | |
铅 (lead) |
0.00002% |
0.00002% | |
砷 (arsenic) |
0.00005% |
0.00004% | |
结论(conclusion):符合分析纯之规定(the above product complies with ar) |