规格产数
行业分类:
化工/皮革化学品/脱灰剂
品 牌:
规格型号:
产品详情
甲酸产品质量指标
分析项目 Analysis items |
甲酸 94% Formic acid 94% |
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指标 Specification |
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优等品 Super Grade |
一等品 First Grade |
合格品 Normal Grade |
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外观 Appearance |
透明液体无悬浮物和机械杂质 Clear and free of suspended matter |
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色度/Hazen(铂-钴号) Colour(Pt-Co) |
≤10 |
≤20 |
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甲酸,W/% Formic acid purity |
≥94% |
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稀释试验 (样品+水=1+3) Dilution Test (Acid: Water=1:3) |
不浑浊 Clear |
通过实验 Pass |
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氯化物(以CL计),W/% Chloride (Cl-) max |
≤0.0005 |
≤0.001 |
≤0.002 |
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硫酸盐(以SO4计),W/% Sulfate (SO42-) max |
≤0.0005 |
≤0.001 |
≤0.005 |
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铁的质量分数(以铁计), W/% Iron % |
≤0.0001 |
≤0.0004 |
≤0.0006 |
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蒸发残渣的质量分数, W% Evaporation Residue (max) |
≤0.006 |
≤0.015 |
≤0.020 |