Hóa chất Sodium thiosulfate solution Merck 1091474000 (Na₂S₂O₃ 5 H₂O; Titripac PE/Alu 4 l) DEEP52 https://yeuhangduc.vn/
4,850,010₫
Mô tả
c(Na₂S₂O₃ 5 H₂O) = 0.1 mol/l (0.1 N)
Grade: Reag. Ph Eur,Reag. USP
Density: 1.011 g/cm3 (20 °C)
pH value: 9 - 10 (H₂O, 20 °C)
Form: liquid
Amount-of-substance concentration: 0.0995 - 0.1005
Measurement uncertainty: +/- 0.0003
Traceability: NIST SRM
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