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Potassium dichromate standard solutions in sulfuric acid (0.01N)
| 产品编号： | 4168600 |
| 规格： | test set for calibrating the absorbance of spectrophotometers |
| 包装规格： | 1 SET |
| 产品类别： | 进口试剂 |
| 品牌： | Supelco |
| 优惠价： | 立即咨询 |
产品性质
| grade【等级】 | analytical standard |
| Quality Level【质量水平】 | 100 |
| application(s) | environmental pharmaceutical |
| format【格式】 | mixture |
| storage temp.【储存温度】 | 15-25℃ |
基本信息
| General description【一般描述】 | Test set for calibrating the absorbance of spectrophotometers |
| Analysis Note【分析说明】 | Absorbance measured in a 10 mm cells at 20 ± 1 °C against sulfuric acid reference solution: 50 mg/l 100 mg/l 235 nm 0.621 ± 0.02 1.242 ± 0.02 257 nm 0.722 ± 0.02 1.444 ± 0.02 313 nm 0.242 ± 0.02 0.484 ± 0.02 350 nm 0.536 ± 0.02 1.071 ± 0.02 Absorbance (235 nm; 50 mg/l): 0.601 - 0.641 Absorbance (257 nm; 50 mg/l): 0.702 - 0.742 Absorbance (313 nm; 50 mg/l): 0.222 - 0.262 Absorbance (350 nm; 50 mg/l): 0.516 - 0.556 Absorbance (235 nm; 100 mg/l): 1.222 - 1.262 Absorbance (257 nm; 100 mg/l): 1.424 - 1.464 Absorbance (313 nm; 100 mg/l): 0.464 - 0.504 Absorbance (350 nm; 100 mg/l): 1.051 - 1.091 |
安全信息
| Storage Class Code【储存分类代码】 | 10 - Combustible liquids |
