Industrial Grade · Poisonous Gases · Industrial Pure Air
Factory Supplied 99.9% Hydrogen Sulfide H2s Used to Produce Elemental Sulfur, Sulfuric Acid
US$ 15-18
/ kg
1 kg (MOQ)
1 kg (MOQ)
Product Description
Hydrogen sulfide is an inorganic compound that is a flammable acid gas at standard conditions and has a rotten egg smell in low concentrations.
H2S gas is mainly used for the synthesis of fluorescent powder, the manufacture of electroluminescence, photoconductors, photoelectr
Solid · Metal · Single Atomic
High Purity 3n 4n 5n Superfine Se Powder CAS 7782-49-2 Selenium Powder
US$ 50-200
/ kg
1 kg (MOQ)
1 kg (MOQ)
High purity 3N 4N 5N superfine Se powder cas 7782-49-2 selenium powder
1. Features of selenium powder
Amorphous red powder, becoming black on standing and crystalline on heating; vitreous and colloidal forms may be prepared. Amorphous form softens at 40 °C and melts at 217 °C. It rarely oc
- Shanghai Epoch Material Co., Ltd.
-
- Shanghai, China
- Contact Now
Industrial Grade · Silicon Dioxide · First Class
Khzcm High Purity Series Silica Sol
US$ 400-800
/ Ton
1 Ton (MOQ)
1 Ton (MOQ)
KHZCM High purity Series silica sol
PRODOUCT PARAMETER
NO.
Series
Type
technical parameter
Stable period
(M)
SiO2%
Density
(25ºC,g/cm3)
Na2O%
pH
(25ºC)
viscosity
(25ºC,mpa.s)
Average particle size(nm)
1
KHZCM
High purity
Series
KHZCM-30
(Fe<20ppm,
Al<20ppm)
- Linyi Kehan Silicon Products Co., Ltd.
-
- Shandong, China
- ISO9001:2015, ISO14001
- Contact Now
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