Payment Type: | L/C,T/T |
---|---|
Incoterm: | FOB,CIF |
Min. Order: | 25 Kilogram |
Delivery Time: | 7 Days |
Basic Info
Model No.: cy7772-98-7
Additional Info
Packaging: 25kg
Productivity: 5000 TON
Brand: cy
Transportation: Ocean,Land
Place of Origin: China
Supply Ability: 10
Certificate: Enterprise standard
HS Code: 2830909000
Port: QINGDAO
Product Description
Sodium thiosulfate, also known as sodium hyposulfite, sodium hyposulfite, sodium hyposulfite, molecular formula: Na2S2O3. 5H2O. It is a common thiosulfate, colorless and transparent monoclinic crystal with a density of 1.667 g / cm 3. The melting point is 48 degrees Celsius at standard atmospheric pressure. Sodium thiosulfate is soluble in water and produces sulfur and sulfur dioxide by strong acid reaction.
Essential information
Chinese Name: sodium thiosulfate
Chinese alias: Diosmin granules; Sodium Thiosulfate Volumetric analysis standard solution;
English Name: Sodium thiosulfate
English alias: disodium, dioxido-oxo-sulfanylidene- lambda <sup>6</sup>-sulfane
CAS: 7772-98-7
Molecular formula: Na2O3S2
Molecular weight: 158.10800
Exact mass: 157.90800 PSA:103.66000 LogP:0.50980
Physicochemical properties
Appearance and properties: colorless crystal or white powder.
Density: 1.01 g/mL at 25 °C
Melting point: 48 °C
Boiling point: 100 °C
Stability: Stable. Incompatible with strong acids, strong oxidizing agents, iodine, mercury.
Storage conditions: 2-8°C
security information
Customs Code: 2830909000
WGK Germany:1
Danger category code: R36/37/38
Safety instructions: S24/25-S23-S36-S26
RTECS: XN6476000
Dangerous goods sign: Xi
purpose
It is mainly used in photographic industry as fixing agent. Secondly, it is used as reducing agent of dichromate, neutralizing agent of nitrogen tail gas, mordant, bleaching agent of wheat straw and wool and dechlorination agent of pulp bleaching. It is also used for the manufacture of tetraethyl lead, dyestuff intermediates, and silver extraction from ores.
CONTACT US
Shandong Chenyi Environmental Protection Technology Co.,Ltd
Contact Person: Jerry
Phone:86-0531-18560179988
Fax:
Address: No.215 Beiyuan Main street,tianqiao District,Jinan,Shandong