We are qingdao luke chemical based in shijiazhuang , China. We are member of Tradekey.com since June, 2009. Our business is related to Chemicals industry and we specifically deal in chemicals. Please find our product details below: phosphoric acid Numbers Names Unit (for food) (for industry) 1 Chroma % ≦8 ≦8 2 Purity % ≧85 ≧85 3 As (arsenic) PPM ≦0.5 ≦1 4 Heavy Metal PPM ≦5 ≦10 5 Chloride PPM ≦5 ≦5 6 Sulphate PPM ≦50 ≦50 7 Fluoride PPM ≦10 8 Fe PPM ≦20 9 Oxide PP ≦120 iron oxide Iron Oxide Red 130 Specification: Matter volatile at 105 degrees centigrade (m/m)<%: 1 Water soluble salts(m/m)<%:0.5 Sieve residue on 0.045mm (m/m)<%:0.3 Loss on heating at 2h/700 degrees centigrade <%: 5 Oil absorption g/100g: 25 Fe2O3(m/m)>%:95 Iron Oxide Red 190 Specification: Matter volatile at 105 degrees centigrade (m/m) <%: 1 Water soluble matter(m/m) <%:0.5 Sieve residue on 0.045 (m/m) <%:0.3 Oil absorption g/100g: 15-25 Loss on heating at 2h/700 degrees centigrade<% : 5 Fe2O3(m/m) > %:95 Iron oxide Brown 610 Appearance: Brown powder Specification: Content: 92% Moisture: 1.0% Water-soluble Matter: 0.5% 45UM Sieve Residue: 0.3% PH Value: 4-7 Oil Absorption: 20-30 Tinting strength: 95-105% Density approx: 4.8 cm? Iron oxide Black 780 Appearance: Black powder Specification: Content: 93% Moisture: 1.0% Water-soluble Matter: 0.5% 45UM Sieve Residue: 0.3% PH Value: 5-8 Oil Absorption: 15-25 Tinting strength: 95-105% Density approx: 4.5-5.0 cm? Re: Iron Oxide Yellow Y311/313 Appearance: Yellow Power Specification: Content: 86% Moisture: 1.0% Water-soluble Matter: 0.3% 45UM Sieve Residue: 0.3% PH Value: 3.5-7 Oil Absorption: 25-35 Tinting strength: 95-105% Density approx: 4.0-4.3 cm? Iron oxide blue Appearance: Blue powder Specification: Moisture: 1.0% Water-soluble Matter: 0.5% 45UM Sieve Residue: 0.3% Tinting strength: 95-105% caustic soda NaOH 99%min 96%min Na2CO3 1.0%max 1.3%max NaCL 0.3%max 2.7%max Fe2O3 0.01%max 0.01%max Storage: Stored in a dry storehouse, avoided damage, pollution, moisture, tough with acid, prevented from impact in transporting. Properties: MAINBODY WHITE, ALLOWING SLIGHT YELLOW, GLOSS Application: Mainly used in synthetic fiber, papermaking, organic synthesis, textile, artificial silk, pharmacy and metallurgy. Packing: In 25kgs pp. pe woven bags phosphoric acid Numbers Names Unit (for food) (for industry) 1 Chroma % ≦8 ≦8 2 Purity % ≧85 ≧85 3 As (arsenic) PPM ≦0.5 ≦1 4 Heavy Metal PPM ≦5 ≦10 5 Chloride PPM ≦5 ≦5 6 Sulphate PPM ≦50 ≦50 7 Fluoride PPM ≦10 8 Fe PPM ≦20 9 Oxide PP ≦120 Thank you for taking the time to go through our business profile. If there are any question, inquiry or comments, please feel free to contact us.