Wholesale Price Thymolphthalein 99% for pH Indicator CAS 125-20-2

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Min Order 25 kg
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Shenyang Sinochem Biotech Co., Ltd.

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Profile Certified by SGS/BV
IND
125-20-2
C28h30o4
204-729-7
Organic Analytical Reagents
Ind
For Biological Purpose
99%
Laboratory Reagents
Concrete
Special Reagent
Scientific Research
Organic Reagent
251-253
430.544
White Powder
Insoluble
571.6
Sinochembt
25 Kgs Fiber Drums
1kg 5kg 25kgs
Shenyang
2932209090
Product Description
Thymolphthalein is a phthalein dye used as an acid-base (pHindicator.
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 ºC251.0-255.0252
PH Change Range9.3(Colorless)-10.5(Blue)Qualified
Solubility in alcoholClearQualified
Sulfated ash, percent0.1% Max0.08%
SolubilityQualifiedQualified
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