Huarong Chemical Co., Ltd.

Appearance: White flakes

Packaging: 25Kg

Application: It is widely used in the production of K₂CO₃ (including KHCO₃), KH₂PO₄, KMnO₄, advanced alkaline batteries, food additive ingredients, disproportionate rosin potassium soaps, detergents, fine cosmetics, pharmaceutical intermediates, liquid fertilizer, synthetic rubber, ABS resin, natural rubber latex, paper components, biodiesel, rubber ingredient and desulfurization in petroleum refining, etc.

Performance Standards: HG/T3688-2010

Item	Index
	TypeⅠ		Type Ⅱ		Type Ⅲ
	优等品	一等品	优等品	一等品	优等品	一等品
氢氧化钾（KOH）w/% ≥	95.0	95.0	90.0	90.0	75.0	75.0
碳酸钾（K₂CO₃）w/% ≤	0.5	0.5	0.5	0.5	0.5	0.5
氯化物（以Cl计）w/% ≤	0.005	0.01	0.005	0.01	0.004	0.008
硫酸盐（以SO₄计）w/% ≤	0.002	0.005	0.002	0.005	0.002	0.005
硝酸盐及亚硝酸盐（以N计）w/% ≤	0.0005	0.0005	0.0005	0.0005	0.0005	0.0005
磷酸盐（以PO₄计）w/% ≤	0.002	0.005	0.002	0.005	0.002	0.005
硅酸盐（以SiO₃计）w/% ≤	0.01	0.01	0.01	0.01	0.01	0.01
铁（以Fe计）w/% ≤	0.0002	0.0005	0.0002	0.0005	0.0002	0.0005
钠（以Na计）w/% ≤	0.5	1.0	0.5	1.0	0.5	0.8
铝（以Al计）w/% ≤	0.001	0.002	0.001	0.002	0.001	0.002
钙（以Ca计）w/% ≤	0.002	0.005	0.002	0.005	——	——
镍（以Ni计）w/% ≤	0.0005	0.001	0.0005	0.001	0.0002	0.0005
重金属（以Pb计）w/% ≤	0.001	0.002	0.001	0.002	0.001	0.002
注：用户对磷酸盐、钠（Na）、铝（Al)指标无要求时，可不控制。