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品牌 | kedi |
CAS编号 | 135-76-2 |
纯度 | 99% |
别名 | 2-萘酚-6-磺酸钠(钾) |
产地/厂商 | ANHUI |
2-萘酚-6-磺酸钠(钾)(薛佛氏盐)
别名:薛佛氏盐(Schaffer's Salt)
分子式:C10H7O4SNa(K)
分子量:246.22(钠盐),262.32(钾盐)
用 途:用于染料中间体及制造食用染料色素日落黄等
规 格:
指标 | 外观 Appearance | 化学含量Content | 纯度Purity(HPLC) | 乙萘粉2-Naphthol | R+G含量(HPLC) | don's(HPLC) | 水不溶 物insoluble maner in water | Fe | pb | Hg | As | |
规格 | ||||||||||||
钠盐 | 一级品 | 白色粉末 white powder | ≥80% | ≥99% | ≤0.1% | ≤0.3% | ≤0.1% | ≤0.1% | ≤25ppm | ≤5ppm | ≤1ppm | ≤1ppm |
二级品 | 白色粉末 white powder | ≥80% | ≥99% | ≤0.2% | ≤0.5% | ≤0.1% | ≤0.1% | ≤25ppm | ≤5ppm | ≤1ppm | ≤1ppm | |
钾盐 | 一级品 | 白色结晶性粉末 white crvstal | ≥95% | ≥99% | ≤0.1% | ≤0.3% | ≤0.1% | ≤0.1% | ≤20ppm | ≤5ppm | ≤1ppm | ≤1ppm |
二级品 | 白色结晶性粉末white crvstal | 90% | ≥99% | ≤0.2% | ≤0.5% | ≤0.1% | ≤0.1% | ≤20ppm | ≤5ppm | ≤1ppm | ≤1ppm |
包 装:25公斤编织袋(内衬塑织袋)或50公斤纸板桶(内衬塑料袋)。