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Sodium thiosulphate, 1 kg

≥99 %, p.a., anhydrous
Pack Qty.
Pack.
Empirical formula Na2O3S2
Molar mass (M) 158,11 g/mol
Density (D) 1,67 g/cm³
WGK 1
CAS No. 7772-98-7
EG-Nr. 231-867-5

Fixing salt

€170.95/Pack Qty. 

excl. VAT. | 1 kg per Pack Qty.

Art. No. HN25.3

In production
from 6 Pack Qty. €162.40/Pack Qty.
from 24 Pack Qty. €153.86/Pack Qty.
Sodium thiosulphate
Selected quantity:   0
  1. Subtotal:  0.00
Art. No. Pack Qty. Pack. Price Quantity
HN25.1 250 g plastic

€49.35

HN25.2 500 g plastic

€91.30

HN25.3 1 kg plastic

€170.95

HN25.4 2.5 kg plastic

€332.20

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Delivery date currently unknown
Selected quantity:   0
  1. Subtotal:  0.00

Downloads / MSDS


General information

Salts for Analysis

Our salts for analysis are manufactured under strict production guidelines. Analytical purity and best quality reliably characterize each batch. Salts in p.a. quality made by Carl ROTH meet the high requirements for reproducible results. Most of our salts are additionally specified according to international standards like ACS and ISO.

Definition:
p.a.: pro analysi (for analysis)ACS: American Chemical SocietyISO: International Standard Organisation


Salts


Certificates of Analysis

You can search for and download your certificate of analysis for the selected product here. Please provide your batch number.
The following analysis certificates have been found:

Guarantee analysis

Assay (iodom.)≥99 %
pH value (5 % in H2O)6,0-8,4
In H2O insoluble matter≤0,01 %
Loss on drying (105 °C)≤1 %
Chloride (Cl)≤0,05 %
Sulphate and sulphite (as SO4)≤0,5 %
Sulphide (S)≤0,0005 %
Calcium (Ca)≤0,004 %
Cadmium (Cd)≤0,001 %
Cobalt (Co)≤0,001 %
Copper (Cu)≤0,001 %
Iron (Fe)≤0,001 %
Potassium (K)≤0,01 %
Nickel (Ni)≤0,001 %
Lead (Pb)≤0,001 %
Zinc (Zn)≤0,001 %