工业硫酸

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Zngot Zinc
（1）working standard GB／T470－1997

List Number	chemiacl composition：％
	Zn	foreign matter，no more than
	noless than	Pb	Cd	Fe	Cu	Sn	Al	As	Sb	total amount
Zn99.995	99.995	0.003	0.002	0.001	0.001	0.001	--	--	--	0.005
Zn99.99	99.99	0.005	0.003	0.003	0.002	0.001	--	--	--	0.010
Zn99.95	99.95	0.020	0.02	0.010	0.002	0.001	--	--	--	0.050
Zn99.5	99.5	0.3	0.07	0.04	0.002	0.002	0.005	0.005	0.01	0.50
Zn98.7	98.7	1.0	0.20	0.05	0.005	0.002	0.005	0.01	0.02	1.30

（2）purpose：widely in zinc ,accurate moulding ,cell ,printing,chemical industry,etc。
（3）package：bundle，68pieces per bundle，22－25kg per bundle。

ingot zinc

ingot zinc

Ordinary calcium superphosphate
（1）working standard：HG2740－95

guidelin name	guideline
	superior	first level	qualified
	superior	first level	1	2
ettectire P₂O₅（P₂O₅）％≥	18.0	16.0	14.0	12.0
free acid （bg P₂O₅计）％≤	5.0	5.5	5.5	5.5
H₂0％≤	12.0	14.0	14.0	15.0

（2）Purpose:it's a quick-acting fertilizer, apply to all kinds of soil and crop, can be used as base menare、top application、seed fertilizer,etc.
（3）Package: sack and bulk, net weight is 50Kg±0.5Kg per sack。

Industry sulpharic acid
（1）working standard GB534－89

guideline name	guide
guideline name	superior	first level	qualified
（H₂SO₄）％	92.5 或 98.0
ash contert ％≤	0.03	0.03	0.1
（Fe）％≤	0.010	0.010	--
（As）％≤	0.0001	0.005	--
（Pb）％≤	0.01	--	--
transparency mm≥	50	50	--
chromaticity mL≤	2.0	2.0	--

（2）purpose:for petroleum,chemical-industry, metallurgy, medcine, light textile and war industry , etc.
（3）Package: bulk, can package according to costomer's requiry.

ingot zinc

ingot zinc

ordinary calcium
superphosphate