It tasted for colorless transparent sticky liquid or trapezius crystals, odourless, taste is sour. 85 phosphate is colorless transparent or light, thick liquid. When 300 degrees to melt into partial phosphoric acid. Soluble in water, but soluble in ethanol. The acid is sulfuric acid, hydrochloric acid and nitric acid as weak, but relatively weak boric acid acetic acid, etc. Can stimulate the skin cause inflammation and damage body tissues. Concentrated phosphoric acid in China have erosion of heating. Has hygroscopic.The specification of industrial Quality requirements GB2091-2008 (see table below)ItemIndex85竊�75竊�High-classproductsFirst-classAcceptable partHigh-classproducFirst-classAcceptable parChroma/black had acuities203040203040Phosphoric acid (H3PO4) of quality score / %85.085.085.075.075.075.0Chloride (Cl) quality score / % than0.00050.00050.00050.00050.00050.0005Sulphate (SO4) quality score / % than0.0030.0050.010.0030.0050.01Iron determine if flexion-extension (Fe) radiographs quality score / % than0.0020.0020.0050.0020.0020.005Arsenic (As) quality score / % than0.00010.0050.010.00010.0050.01Heavy metals (Pb) quality score / % than0.0010.0010.0050.0010.0010.005phosphoric acid
