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China, Chinese Wholesale Price Thymolphthalein 99% for pH Indicator CAS 125-20-21 Industrial Products Supplier Manufacturer Details, price list catalog:
China Products Details Supplier Manufacturer price list catalog
Chemical ReagentThymol PhthaleinPhthalein Dye
Shenyang Sinochem Biotech Co., Ltd.
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Product Description Thymolphthalein is a phthalein dye used as an acid-base (pH) indicator.Its transition range is around pH 9.3-10.5. Below this pH, it is colorless; above, it is blue.Items:Requirements:Results:Melting range oC251.0-255.0252PH Change Range9.3(Colorless)-10.5(Blue)QualifiedSolubility in alcoholClearQualifiedSulfated ash, percent0.1% Max0.08%SolubilityQualifiedQualified
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