基本信息
| 化学文摘社编号. | 6192-52-5 |
|---|---|
| 出生地 | China (Mainland) |
| 纯洁的 | 99% min |
| 出现 | White acicular crystals or yellowis... |
| 分类 | Other |
P-Toluene sulfonic acid Molecular Weight:190.2 Appearance: White acicular crystals or yellowish crystals.Property: Soluble in water, alcohol, ether and soluble in toluene slightly. Irritant to skin, eyes and mucous membrane.Specifications:Itemtech.GradePharmGradeRefineGradeReagentGrade Total acidity(C7H8O3S.H2O) %min. 93.0min 95.0min. 97.0min. 99.0Free Acid (H2SO4) %max. 3.0max. 2.0max. 0.7max. 0.1Moisture %max. 4.0max. 3.5max. 2.3max. 0.9Fe2 ppmmax. 50max. 30max. 20max.10Residue on ignition%-max. 0.2max. 0.2max. 0.02Melting Point ( )---105-107Solubility test in alcohol-passpasspassSolubility test in water-passpasspassIsomer ( o, m ) %max. 8.0max. 2.0max. 1.0max. 0.20
交货条款及包装
Packaging Detail: packing:25KG woven plastic bag or at the request of the customers.It can load 15mts in 1x20'FT container Delivery Detail: Prompt shipment
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