Customization: | Available |
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CAS No.: | 10034-99-8 |
Formula: | Mgso4.7H2O |
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Agricultural Grade Magnesium Sulphate Heptahydrate provides a soluble source of Magnesium and sulfur for plants, Magnesium is also a secondary micronutrient,is essential for chlorophyll production and is therefore important in photosynthesis. Magnesium is also important for protein synthesis and enzyme processes, and it helps plants to absorb and use phosphorus and nitrogen. In addition, Sulfur is a component of amino acids and proteins, it is important for plant metabolic functions and enzyme processes.
Sulfur containing components help regulate ion transport across bio-membranes and are important in tolerance of plants of salt, drought and heat. Sulfur-.containing components also help to detoxify heavy metals in plants, A shortage of sulfur inhibits protein synthesis and decreases chlorophyll content in leaves, There are numerous rural plants which require a considerable measure of magnesium like tomatoes and potatoes.Our agricultural grade Magnesium Sulphate Heptahydrate can be applied directly to the soil, or dissolved in water and used as a foliar spray.
Specification of Magnesium Sulphate Heptahydrate:
MgSO4.7H2O | ITEMS | STANDARD | STANDARD | STANDARD |
Specification | MgSO4.7H2O≥% | 99.5 | 98 | 95 |
MgSO4≥% | 48.59 | 47.85 | 46.39 | |
MgO≥% | 16.27 | 16.02 | 15.53 | |
Mg≥% | 9.81 | 9.66 | 9.37 | |
s≥% | 12.94 | 12.75 | 12.36 | |
Chloride(Cl)<=% | 0.1 | 0.1 | 0.1 | |
Iron(Fe) <=% | 0.001 | 0.001 | 0.001 | |
Heavy metal(Pb) <=% | 0.0008 | 0.0008 | 0.0008 | |
Arsenide(As) <=% | 0.0002 | 0.0002 | 0.0002 | |
Insolubel in the water<=% | 0.01 | 0.01 | 0.01 | |
PH | 6.8 | 4.5-6.5 | 4.5-6.5 | |
Apperance | Crystal | 0.1-1mm/1-3mm/ 2-4mm/4-6mm |
0.1-1mm | 0.1-1mm/4-6mm |
Appearance | Crystal |
Main Content≥% | 98 |
Mg≥% | 9.7 |
S≥% | 12.5 |
PH value | 4.5-6.5 |
Chlorid(Cl)≤ppm | 1000 |
Iron(Fe) ≤ppm | 15 |
Heavy metal(Pb) ≤ppm | 3 |
Arsenide(As) ≤ppm | 2 |
Water insoluble≤ppm | 200 |
Appearance | Free flowing crystal |
Our compound fertilizer products have passed strict quality testing and control, in line with the national quality standards and industry requirements.
We get the quality certificate from ISO, SGS, BV etc. We can provide a quality assurance certificate and entrust a third party to conduct sampling tests to ensure the quality and safety of our products.
SHANDONG MINGYU FERTILIZER CO.,LTD.(Brand: Harvest) factory is located at Jinxiang, Shandong Province. Our company specializes in the manufacturing, development, marketing and after sales service of fertilizers.
Our annual production capacity of fertilizer: 300,000MT. Our fertilizer lines: NPK Compound Fertilizer, Water Soluble Fertilizer, Nitrogen fertilizer,Phosphate Fertilizer, Potassium Fertilizer, Organic fertilizer etc.
Q1. Are you a manufacturer?
Yes, We are Manufacturer, we can supply cargo steady and timely.
Q2 . how can we guarantee quality?
Always a pre-production sample before mass production;
Always final inspection before shipment;
Q3.what can you buy from us?
compound NPK fertilizer,water soluble NPK fertilizer, nitrogen fertilizer,MAP,sulphate fertilizer,organic fertilizer,potassium humate,
sodium humate,humic acid.
Q4. why should you buy from us not from other suppliers?
1)Professional experience;2)OEM and ODM service;3)Quality control;4)Package diversity;5)Flexible MOQ;6)Fast delivery;7)After-sales service .
Q5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,FAS,CIP,FCA,CPT,DEQ,DDP,DDU,Express Delivery,DAF,DES;
Accepted Payment Currency:USD,EUR,CNY;
Q6. What is your terms of payment?
Normally TT ,LC at sight.Or DP
Q7. How about your delivery date?
Normally it will takes 10~15 days after receive the deposit. The specific delivery time depends on the items and the quantity of the order.
Q8. Can you produce according to the sample?
Yes, we can produce by your samples or the specification you provide.
Q9. What is your sample policy?
For sample itself it is free, but the freight cost is on customer's side.
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