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英文名：Potassium chromate
分子式：K2CrO4
性狀：黃色單斜結晶。溶于水，溶液堿性。不溶于醇。有毒。有氧化性。
質量標準：HG 3-918-76
包裝：500g/瓶 20瓶/箱
| 規格 | 分析純 AR |
| 含量不小于 | 99.5% |
| 水不溶物 %≤ | 0.002 |
| 硫酸鹽 | 0.01 |
| 氯化物及氯酸鹽 %≤ | 0.001 |
| 鈉≤ | 0.05 |
| 鋁≤ | 0.001 |
| 鐵 %≤ | 0.001 |
| 水溶解反應 | 合格 |
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