Page 315 - Catalogue 2015

Sodium thiosulfate anhydrous

CAS [7772-98-7]; EC 231-867-5; Na¿OÀS¿; M 158.10

Cat. No. Sodium thiosulfate anhydrous
198305 AR

Appearance Colorless solid Sulfide (S) Passes ACS test
Assay 98.0-102.0%w/w Sulfate & Sulfite (as SO4) max. 0.1%
Heavy metals (as Pb) max. 0.005% pH (5% in water) 6.0-8.4
Iron (Fe) max. 0.005% Water insolubles max. 0.005%

Cat. No. Sodium thiosulfate anhydrous Passes test
198302 CP max. 0.1%

Appearance Colorless to off-white min. 99.5%
mass max. 0.0005%w/w
Assay max. 0.02%w/w
pH (5% in water) 97-103%w/w
5.5-8.5

Sodium thiosulfate pentahydrate

CAS [10102-17-7]; EC 231-867-5; Na¿OÀS ¿x5H¿O; M 248.18

Cat. No. Sodium thiosulfate pentahydrate
264005 AR

Assay 99-101%w/w Sulfide (S)
pH (5% in water) 6.0-8.4 Sulfate & Sulfite (as SO4)
Water insolubles max. 0.005%

Cat. No. Sodium thiosulfate pentahydrate
264002 CP

Assay 98-102%w/w
pH (5% in water) 6-9
Water insolubles max. 0.01%

Solkleen

Composition: Degreasing mixture contains: 1,1-dichloro-1-fluoroethane.

CAS [1717-00-6]; EC 404-080-1; C ¿HÀCI ¿F; M 116.9

D 1.24; m.p. -103.5 °C; b.p. 32 °C;

Danger H:412; EUH:059; P:273

Cat. No. Solkleen
191910 MOS

Application: Surface treatment agent.

Appearance Clear colorless liquid Assay main constituent
Residue after evaporation
Acidity (as Acetic acid) max. 0.003% Water (KF)

Color (APHA) max. 15

Filtered through 0.2µm, filled under inert gas.