Merck 106516 1000 Sodium Thiosulfate Pentahydrate 1 KG.

Merck 106516 1000 Sodium Thiosulfate Pentahydrate 1 KG.

59.50 ( KDV Dahil )

for analysis EMSURE® ACS,ISO,Reag. Ph Eur

Stok kodu: 106516.1000 Kategoriler: ,

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Description
Catalogue Number 106516
Replaces SX0815-1; SX0815
Synonyms Antichlor

Product Information
CAS number 10102-17-7
EC number 231-867-5
Grade ACS,ISO,Reag. Ph Eur
Hill Formula Na₂O₃S₂ * 5 H₂O
Molar Mass 248.18 g/mol
HS Code 2832 30 20
Quality Level MQ300

Physicochemical Information
Density 1.74 g/cm3 (20 °C)
Melting Point 48 °C
pH value 6 – 7.5 (100 g/l, H₂O, 20 °C)
Bulk density 1000 kg/m3
Solubility 701 g/l

Toxicological Information
LD 50 oral LD50 Rat > 5000 mg/kg

Safety Information according to GHS
RTECS WE6660000
Storage class 10 – 13 Other liquids and solids
WGK WGK 1 slightly hazardous to water
Disposal 28
Aqueous solutions: Container D.

Storage and Shipping Information
Storage Store at +2°C to +30°C.

Specifications
Assay (iodometric) 99.5 – 101.0 %
Identity passes test
Appearance of solution passes test
Insoluble matter ≤ 0.005 %
pH-value (5 %; water, 25 °C) 6.0 – 7.5
pH-value (10 %; water) 6.0 – 7.5
Chloride (Cl) ≤ 0.008 %
Sulfate and sulphite (as SO₄) ≤ 0.1 %
Sulfide (S) passes test
Heavy metals (as Pb) ≤ 0.001 %
Total nitrogen (N) ≤ 0.002 %
Ca (Calcium) ≤ 0.002 %
Cu (Copper) ≤ 0.0005 %
Fe (Iron) ≤ 0.0005 %
K (Potassium) ≤ 0.001 %
Mg (Magnesium) ≤ 0.001 %
Pb (Lead) ≤ 0.0005 %
Corresponds to ACS, ISO, Reag. Ph Eur
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