Name | Specifications | Packing | Price | Delivery |
Sodium thiosulfate pentahydrate | USP, EP, BP, JP | 500g | RMB 459.8 | Consulting service |
Sodium thiosulfate pentahydrate | GCS | 5g | RMB 73.7 | Consulting service |
Sodium thiosulfate pentahydrate | 99.99% | 100g | RMB 1240.8 | Consulting service |
Sodium thiosulfate pentahydrate | 99.99% | 25g | RMB 418 | Consulting service |
Sodium thiosulfate pentahydrate | ACS | 500g | RMB 49.5 | Consulting service |
Sodium thiosulfate pentahydrate | PT | 100g | RMB 93.5 | Consulting service |
Sodium thiosulfate pentahydrate | GR | 500g | RMB 50.6 | Consulting service |
Sodium thiosulfate pentahydrate | AR | 500g | RMB 38.5 | Consulting service |
ACS级
项目名称 ACS Grade
含量(Na2S2O3·5H2O)Assay 99.5-101.0%
pH(5%溶液,25.0℃)..pH of a 5% solution at 25.0℃ 6.0-8.4
水不溶物Insoluble matter ≤0.005%
氮化合物(以N计)Nitrogen compounds ≤0.002%
硫化物(以S计)Sulfide(S) Passes test
99.99%:
外观Appearance 白色粉末
纯度Purity ≥99.99% Based On Trace Metals Analysis
S2O3 69.8% - 72.0%(碘量滴定)
ICP Assay Confirms Sodium component
痕量金属杂质Trace Metal Analysis 100ppm by ICP Atomic emission
USP, EP, BP, JP 级
ASSAY (ANHYDROUS BASIS) 99.0 - 100.5%
WATER 32.0 - 37.0%
pH OF A 10% SOLUTION 6.0 - 8.0
CALCIUM (Ca) TO PASS TEST
HEAVY METALS (as Pb) -- 10 PPM
SULFATE AND SULFITE (as SO4) -- 0.2%
SULFIDE (S) TO PASS TEST
COLOR AND CLARITY TO PASS TEST
ARSENIC (As) -- 5 PPM
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