Zinc Sulphate Monohydrate 33% — Micronutrient Fertilizer
Rate on enquiry
Supplied by the metric tonne (MT), packed in 25 kg and 50 kg HDPE / PP bags — 1 MT = 40 × 25 kg or 20 × 50 kg bags. Ex-factory Bhiwandi (Maharashtra); GST and freight extra.
Quantity in metric tonnes (MT)
Add every grade you need to your enquiry list, then send them in one go. Prices move with the market, so we quote to order — usually the same working day.
Zinc Sulphate Monohydrate (33% Zn) is the most concentrated and cost-effective zinc source for Indian soils, where zinc deficiency is the most widespread micronutrient disorder. Supplied to strict impurity limits for agricultural and industrial applications.
CAS 7446-19-7 · Free-flowing white powder or granules
Standard Product Specification
| Key Chemical Content | % by weight |
|---|---|
| Zinc (as Zn), minimum | 33.0% |
| Sulphur (as S), minimum | 15.0% |
| Matter insoluble in water, maximum | 1.0% |
| pH (5% solution) | 4.0 – 6.0 |
Impurity Limits (maximum allowable)
| Element | Limit |
|---|---|
| Lead (as Pb) | 0.003% (30 ppm) |
| Cadmium (as Cd) | 0.0025% (25 ppm) |
| Arsenic (as As) | 0.01% (100 ppm) |
| Copper (as Cu) | 0.1% |
| Iron (as Fe) | 1.0% |
| Magnesium (as Mg) | 0.5% |
Physical Characteristics
- Appearance: free-flowing white powder or granules
- Solubility: high solubility in water
- Particle size: 95% passing through 250 µm sieve (powder grade)
- Shelf life: typically 2 years under proper storage
Key Benefits
- Corrects zinc deficiency — khaira in paddy, white bud in maize, little leaf in citrus
- Essential for auxin synthesis, internode elongation and enzyme activity
- Improves tillering, grain filling and overall yield
- Sulphur bonus supports protein formation
Recommended Crops
Paddy, wheat, maize, cotton, sugarcane, citrus, grapes, banana, potato, onion, pulses and all vegetables.
Dosage & Application
- Soil application: 10–12 kg per acre as basal dose
- Foliar spray: 2–3 g per litre of water (add 0.5% urea to reduce scorch risk)
Dosage is indicative. Follow local agronomic recommendations and soil test findings.
Packing & Supply
25 kg and 50 kg HDPE bags with liners. Custom packing on request. Supplied by the metric tonne (MT) — 1 MT = 40 × 25 kg bags or 20 × 50 kg bags.
Rate on enquiry — prices move with the market, so tell us the grade, quantity and delivery location and we will send a firm quotation, usually the same working day. Ex-factory Bhiwandi (Maharashtra); GST and freight extra.