Others Leads_Globalchemmade

CAS:77-9-8 Product spec:qualified
Molecular formula: C20H14O4 Molecular weight: 318.33 PH indicator range: 8.0(colorless)--- 10.0(red purple) Residue on ignition (as sulfate): 0.05%max Mass-absorption coefficient (Lcm•g): 68.0---..

Post Time：[2011-10-27 ]Wuhan Kemi-Works Chemical Co., Ltd.

o-Cresolphthalein

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CAS:596-27-0 Product spec:qualified
Molecular formula: C22H18C4 Molecular weight: 346.38 PH indicator range: 8.2(Colorless)-- 9.8(Red)

Post Time：[2011-10-27 ]Wuhan Kemi-Works Chemical Co., Ltd.

Basic Violet 3

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CAS:548-62-9 Product spec:qualified
MF: C25H30ClN3 MW: 318.33 Light absorption test: qualified Non-aqueous solution titration test: qualified Methanol soluble test: qualified Residue on ignition(as sulfate): 0.5%max Loss on drying..

Post Time：[2011-10-27 ]Wuhan Kemi-Works Chemical Co., Ltd.

Pyrocatechol Violet

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CAS:115-41-3 Product spec:qualified
MF: C19H14O7S MW: 386.38 Bismuth (Bi) sensitivity test: qualified Sensitivity test to acid and alkali: qualified Water soluble test: qualified Residue on ignition（as sulfate): 0.4%max

Post Time：[2011-10-27 ]Wuhan Kemi-Works Chemical Co., Ltd.

Bromocresol green

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CAS:76-60-8 Product spec:qualified
MF: C21H14Br4O5S

Post Time：[2011-10-27 ]Wuhan Kemi-Works Chemical Co., Ltd.

Direct Red 28

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CAS:573-58-0 Product spec:qualified
MF: C32H22N6Na2O6S2 MW: 696.68 PH indicator range: 3.0(bluish violet)-5.2(red) Water-insoluble test : qualified Moisture: 5.0%max Residue on ignition: 27%max

Post Time：[2011-10-27 ]Wuhan Kemi-Works Chemical Co., Ltd.