Sodium sulfideCAS No. : 1313-82-2EINECS NO.: 215-212-0 MF : Na2SPurity : ≥60%Appearance : Yellow flakeNature :1.Absorption of moisture, soluble in water, Aqueous solution is strongly alkaline reaction, cause burns when touch the skin and hair.2.Sodium sulfide solution will slowly oxidation into sodium thiosulfate, sodium sulfite, sodium sulfate and sodium sulfide in the air.Quality index :Test items Test standards Test resultsContent Of Na2S≥60%62%Content Of Na2SO3≤5.0%...
Copper sulfate CAS NO.: 10257-54-2HS NO：28332500.00 MF : CuSO4·5H2OPurity : ≥96%Appearance : Blue colored crystal.Nature :The aqueous solution is acidicQuality index :Test ItemsUnit Of MeasureLab Test ResultsCuSO4·5H2O≥96.096.3Cu,%≥23.023.2Water insoluble matter,%≤0.20.018Acidity,%≤0.10.1 Application :1. Special mineral processing.2, disinfection of breeding plant environment.Packaging ：1. 25kg/bag,plastic woven bag.2. 25tons can be loaded in a 20'GP container.
Sodium silicate CAS NO.： 1344-09-8EINECS NO.: 215-687-4 HS Code: 2839191000Commonly known as: PhosphorineAppearance: Solid: transparent block;Liquid: colorless or gray transparent viscous liquid.Nature: The solidification speed is slow, the adhesion and strength are high, and the acid resistance and heat resistance are good.Quality index:Liquid:Test itemsTest standardsTest resultsBaume content,%≥39%39.8Iron content,%≤0.040.02Water insoluble matter content,%≤0.100.12Silica content,%≥2628 Solid: Test itemsTest standardsTest resultsSodium silicate content,%≥9999.2Chloride content,%≤0.020.01Sulfate content,%≤0.020.01Iron content,%≤0.040.02Aluminum content,%≤0.040.02Heavy metal content,%≤0.0020.001Application：1. Used fo...
Crystal sodium sulfide CAS NO.： 1313-83-3 EINECS NO.: 215-211-5 HS Code: 2830101000Commonly known as: Odor, soda, sodium sulfide Specification: Appearance: White crystal particles Nature: Tasteless, easy to oxidize in the air.Quality index: Inspection itemsIndicatorsResultsAppearance white crystal particlesmeetSodium sulfide (Na2S), ≥44%44.09%Sodium sulfite, ≤0.33%0.32%Water insoluble matter, ≤0.011%0.012%Iron6ppm6ppmSodium carbonate, ≤0.150.16Sodium thiosulfate, ≤0.62%0.64% Application：Medicine, engineering plastics, rubber, silica gel, chemical cleaning agent and other industrie...
Crystal sodium sulfide CAS NO.： 1313-83-3 EINECS NO.: 215-211-5HS Code: 2830101000Commonly known as: Odor, soda, sodium sulfide Specification: Appearance: White crystal particles Nature: Tasteless, easy to oxidize in the air.Quality index: Inspection itemsIndicatorsResultsAppearance white crystal particlesmeetSodium sulfide (Na2S), ≥44%44.09%Sodium sulfite, ≤0.33%0.32%Water insoluble matter, ≤0.011%0.012%Iron6ppm6ppmSodium carbonate, ≤0.150.16Sodium thiosulfate, ≤0.62%0.64% Application：Medicine, engineering plastics, rubber, silica gel, chemical cleaning agent and other industries. Pack...
Zinc bromideCAS NO.：7647-15-6EINECS NO.: 231-718-4HS Code: Commonly known as: Zinc Bromide (Anhydrous); Zinc Bromide (white powder); Zinc(II) Bromide; Zinc Dibromide Specification: Appearance: White diamond crystal powder Nature:Absorb moisture in the air, it will agglomerate but not deliquescent, soluble in water, irritating and odorless. Quality index:外观白色结晶颗粒或结晶性粉末项目照相级优级品工业级NaBr含量(干基)≥99.5%≥99.0%≥98.5%水分≤0.3%≤0.5%≤1.0%氯化物≤0.3%≤0.6%≤1.5%溴酸盐≤0.003%≤0.003%无 反 应碘化物≤0.005%≤0.01%合 格硫酸盐≤0.01%≤0.02%≤0.1%PH值(5%)5.5－8.05.5－8.05.5－10.5砷≤0.5ppm≤4 ppm－铅≤0.5 ppm≤4 ppm－铁≤1 ppm≤4 ppm－铜≤1 ppm－－澄清度试验合 格－－包装内衬塑料袋的25公斤塑编袋或1000公斤吨袋包装 Application：Used in industries such as photogr...