产品名称:溴化钠
Product Name: Sodium Bromide CAS NO.: 7647-15-6
检验项目 Test Item |
检 验 标 准(一等品) Test Standards(first grade) |
检 验 标 准(优等品) Test Standards (excellent grade) |
外 观 Appearance |
白色或类白色结晶粉末 White or almost white crystalline powder |
白色或类白色结晶粉末 White or almost white crystalline powder |
干燥失重% Loss on drying |
≤1.00% | ≤0.50% |
PH(50g/L) | 5.5~8.5 | 5.5~8.5 |
氯化物% Chloride |
≤0.50% | ≤0.10% |
硫酸盐% Sulfate |
≤0.02% | ≤0.01% |
铁含量 Iron |
≤0.0005% | ≤0.0004% |
含 量 Assay |
≥98.0% | ≥99.0% |