產品名稱 Product name | 甲酚紅 Cresol Red |
CAS 號 CAS No. | 1733-12-6 |
項目 Test Items | 規(guī)格 Specifications |
pH 顏色范圍 pH color range | 6.5(黃色)-8.5(紫色) 6.5(yellow)-8.5(purple) |
最大吸收(nm) Maximum of Absorption(nm) λ1(pH6.5) λ2(pH8.5) |
432.0—436.0 571.0—574.0 |
質量吸收系數(shù) Mass Absorption Coefficient(L/cm·g) α1(λ1, pH6.5) α2(λ2, pH8.5) |
49.0—67.0 100.0—132.0 |
乙醇溶解實驗 Ethanol Dissolution Test | 測試 Pass test |
干燥失重 Loss on drying | ≤3.0% |
灼燒失重 Residue on Ignition (as sulfate) | ≤0.2% |
產品名稱 Product name | 甲酚紅 Cresol Red |
CAS 號 CAS No. | 1733-12-6 |
項目 Test Items | 規(guī)格 Specifications |
pH 顏色范圍 pH color range | 6.5(黃色)-8.5(紫色) 6.5(yellow)-8.5(purple) |
最大吸收(nm) Maximum of Absorption(nm) λ1(pH6.5) λ2(pH8.5) |
432.0—436.0 571.0—574.0 |
質量吸收系數(shù) Mass Absorption Coefficient(L/cm·g) α1(λ1, pH6.5) α2(λ2, pH8.5) |
49.0—67.0 100.0—132.0 |
乙醇溶解實驗 Ethanol Dissolution Test | 測試 Pass test |
干燥失重 Loss on drying | ≤3.0% |
灼燒失重 Residue on Ignition (as sulfate) | ≤0.2% |