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Naphthenic acid
Naphthenate light color, tasteless, with viscosity, high purity.
test items | quality standards |
appearance | yellow transparent oily liquid |
crude acid value | ≥160mgKOH/g |
Pure acid value | ≥210mgKOH/g |
content % | ≥70 |
Fatty acids content % | ≤2 |
dynamic viscosity(40°C) | ≥100mm2/s |
water content % | ≤1 |
color (Fe-Co) | ≤11 |
Export grade naphthenic acid