Name | Specifications | Packing | Price | Delivery |
Sodium dodecyl sulfate | ACS | 100g | RMB 308 | Consulting service |
Sodium dodecyl sulfate | 99%,超纯级 | 25g | RMB 173.8 | Consulting service |
Sodium dodecyl sulfate | 99%,超纯级 | 500g | RMB 1848 | Consulting service |
Sodium dodecyl sulfate | 99%,超纯级 | 100g | RMB 426.8 | Consulting service |
Sodium dodecyl sulfate | 97%,电泳专用 | 500g | RMB 748 | 现货 |
Sodium dodecyl sulfate | 97%,电泳专用 | 100g | RMB 217.8 | 现货 |
Sodium dodecyl sulfate | AR | 500g | RMB 38.5 | Consulting service |
Sodium dodecyl sulfate | Ph. Eur,USP级,92% | 500g | RMB 217.8 | Consulting service |
Sodium dodecyl sulfate | Ph. Eur,USP级,92% | 100g | RMB 63.8 | Consulting service |
项目 生化试剂级,电泳专用
纯度Purity ≥97.0% (滴定)
溶液外观Appearance of solution 黄色
外观Appearance of substance 白色至黄色粉末
pH (10 %; H2O) 7.0 - 10.5 (25°C)
氯化钠Sodium chloride ≤1.0 %
硫酸钠Sodium sulfate ≤2.0 %
水分Water ≤1 %
项目 超纯级
纯度Purity ≥99.5% (滴定)
pH (0.1 M; H2O) 6.5 - 8.0 (25°C)
水分Water ≤0.05 %
氯离子Chloride ≤0.005 %
磷酸根Phosphate ≤0.0001 %
铅Pb ≤0.0001 %
吸光度A (1 cm/0.1 M in water)
260 nm ≤0.04
280 nm ≤0.02
项目 USP级,Ph. Eur
含量Assay (titr.) ≥92 %
Alkaline reacting impurities complies
鉴别试验Identity complies
Unesterified alcohols ≤ 4.0 %
氯化钠Sodium chloride complies
硫酸钠Sodium sulfate complies
ACS级
项目名称 ACS Grade
含量(以干燥成分
的酸度滴定)Assay(acidimetric,on dried basis) ≥99.0%
脂肪酸(以C12H25OH)Fatty alcohols ≥96.0%
吸光率Absorbance(3% w/v) ≤0.1AU
干燥失重Loss on drying ≤1.0%
可滴定碱Titrable base ≤0.06meq/g
重金属(以Pb计)Heavy metals ≤0.002%
氯化钠和硫酸钠Sodium chloride and sodium sulfate ≤8%
游离醇Unsulfated alcohols ≤4%
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