|
指标名称 规 格 |
分析纯-AR |
化学纯-CP |
高纯 |
工业优 |
|
含量(CH3COONa·3H2O) |
≥99.0 |
≥98.0 |
58~60 (CH3COONa) |
58~60 (CH3COONa) |
|
PH值(50g/L,25℃) |
7.5~9.0 |
7.5~9.0 |
7.5~9.0 |
7.5~9.0 |
|
澄清度试验 |
合格 |
合格 |
合格 |
－ |
|
水不溶物 |
≤0.002 |
≤0.005 |
≤0.005 |
≤0.05 |
|
氯化物(Cl) |
≤0.001 |
≤0.003 |
≤0.035 |
≤0.2 |
|
硫酸盐(SO4) |
≤0.005 |
≤0.005 |
|
－ |
|
磷酸盐(PO4) |
≤0.0002 |
≤0.0005 |
≤0.0005 |
－ |
|
|
