4-tert-butyl Benzene sulfinic acid

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4-tert-butyl Benzene sulfinic acid
Posting date : Jun 02, 2010
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83-
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4-tert-butyl Benzene sulfinic acid English name:4-tert-butyl Benzene sulfinic acid Molecular formula:C10H13O2 Structural formula: Melting point:55℃-60℃ Molecular weight:197.17 Characters:white crystal Use:pharmaceutical and pesticide Appearance: White crystals RESULTS:White crystals Description: Medical Grade RESULTS:Medical Grade Assay Min (Hplc): 97%-98% RESULTS:98% 4-tert-butyl-benzenesulfonic acid akaacid acid ≤1.5%MAX RESULTS:1.3% Loss on Drying ≤2.0%MAX RESULTS:1.9% PH(1%H2Osolution): 6.5-7.5 RESULTS:7.1 Chloride ≤0.3% RESULTS: 0.2% Sulfate ≤0.1% RESULTS: 0.1% Phenothiol: 0.0001 RESULTS:0.0001 Sulfite : 0.0001 RESULTS:0.0001 Substance ≤2%MAX RESULTS: 1.8% 4,4-tert-butyl phenylsul phone ≤1.5%MAX RESULTS:1.3%

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