Yingkou Shenghai Chemical Co., Ltd
Address: Nanlou Development Zone, Yingkou, Liaoning Province
Tel: 0417-5275777
Fax: 0417-5275777
Postal code: 115103
Website: www.laflammeconcrete.com
Email: ykshhg@ykshhg.com
Technical requirements for industrial grade sulfuric acid products:
Industrial sulfuric acid should meet the following requirements
Project indicators
Special sulfuric acid, concentrated sulfuric acid, fuming sulfuric acid
Excellent products, first-class products, qualified products, first-class products, qualified products
Sulfuric acid (H2SO4) content,% ≥ 92.5 or 98.0
Free sulfur trioxide (SO3) content,% ≥ 20.0 20.0 20.0
Ash content,% ≤ 0.02 0.03 0.03 0.10 0.03 0.10
Iron (Fe) content,% ≤ 0.005 0.010 0.010 0.010 0.010 0.030
Arsenic (As) content,% ≤ 8 * 10-5 0.0001 0.005 0.0001 0.0001
Lead (Pb) content,% ≤ 0.001 0.01 0.01 0.01
Mercury (Hg) content,% ≤ 0.0005
Nitrogen oxide (calculated as N) content,% ≤ 0.0001
Sulfur dioxide (SO2) content,% ≤ 0.01
Chlorine (Cl) content,% ≤ 0.001
Transparency, mm ≥ 160 50 50
Chromaticity, ml ≤ 1.0 2.0 2.0
Industrial grade sulfuric acid