共找到 150 條與 酚酞指示液 相關(guān)的標(biāo)準(zhǔn),共 10 頁
本標(biāo)準(zhǔn)規(guī)定了香料滴定分析用標(biāo)準(zhǔn)溶液、試液和指示液的配制和標(biāo)定方法。 本標(biāo)準(zhǔn)適用于制備準(zhǔn)確濃度之溶液,也適用于試液及指示液的制備
Aromatics. Preparation of standard solution, test solution and indicator solution
GB/T 14454的本部分規(guī)定了香料滴定分析用標(biāo)準(zhǔn)溶液、試液和指示液的配制和標(biāo)定方法。 本部分適用于制備準(zhǔn)確濃度之溶液,也適用于試液及指示液的制備
Fragrance/Flavor substances.Preparation of standard solution ,test solution and indicator solution
Indicators.Phenolphtalein
本標(biāo)準(zhǔn)規(guī)定了工業(yè)循環(huán)冷卻水中總堿及酚酞堿度的測定方法。 本標(biāo)準(zhǔn)適用于工業(yè)循環(huán)冷卻水中堿度在20mmol/L的范圍內(nèi)的測定,也適用于天然水和廢水中堿度的測定
Industrial circulating cooling water Determination of total and composite alkalinity
Tetramethylammonium hydroxide developer for thin film transistor-liquid crystal display(TFT-LCD)
Phenolphthalein
Withdrawal of ISO/R 1846-1970
Phenolphthalein
Phenolphthalein
Phenolphthalein
Phenolphthalein
この規(guī)格は,試薬として用いるフェノールフタレインについて規(guī)定する
Phenolphthalein
來自第221頁
Instructions for Eleven Huahuang Naphthalene Phthalool Liquid Vitamin Sulfate Injection
Pretreatment of the water used, freshly boiled and cooled, by neutralization by addition of the standard volumetric sodium hydroxide solution
Furfural for industrial use; Determination of acidity to phenolphthalein; Volumetric method
Ortho-cresolphthalein
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