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Product description: 1.Product Functions and Features Magnesium sulfate is a supplement of magnesium for animal nutrition. The product has uniform particle size and good activity, which is beneficial to improving the utilization rate of magnesium. 2. Introduction 1-1. Mixed feed additives magnesium sulphate. 1-2.Additive of microelement magnesium in feed. 1-3.Usage & dosage:The recommended amount in the compound feed(calculated by magnesium mg/kg)0-0.4mg for pigs,0-0.06mg for poultry,0-0.4mg cattle, 0-0.2mg for sheep,0-0.6mg for fish . 3.Appearance White or Kind of White Powder 4.Product quality standard Item Index Mg 16% Mg 17% Magnesium sulphate (counted by MgSO4·H2O)% ≥91.0 ≥96.7 Magnesium sulphate(counted by Mg)% ≥16.0 ≥17.0 Moisture % ≤5 Pass 450μm test sieve% ≥95 Total arsenic content (counted by As)% ≤0.0005 Lead content (counted by Pb)% ≤0.001 5. Packing:25kg/bag 6.Storage conditions, methods and precautions: 1-1. stored in cool and dry places, and used up as soon as possible once unpacked. 7.Manufacturer:Guangxi Nanning Yiwei Feed Science and Technology CO., Ltd.