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Potassium Magnesium Sulphate

Potassium Magnesium Sulphate

CAS Number: 13826-56-7

Molecular Formula: K2Mg2(SO4)3

About Potassium Magnesium Sulphate

Potassium Magnesium Sulphate (CAS 14977-3-7) serves as a critical multi-nutrient fertilizer specialized for high-value horticultural crops and chloride-sensitive soil systems, where it provides essential water-soluble magnesium and sulfur without increasing salinity. As the United States agriculture sector pivots towar...

Potassium Magnesium Sulphate Specifications

CAS Number
13826-56-7
Molecular Formula
K2Mg2(SO4)3
Molecular Weight
330.54 g/mol
IUPAC Name
dimagnesium;dipotassium;trisulfate
Canonical SMILES
[O-]S(=O)(=O)[O-].[O-]S(=O)(=O)[O-].[O-]S(=O)(=O)[O-].[Mg+2].[Mg+2].[K+].[K+]
InChI Key
WZISDKTXHMETKG-UHFFFAOYSA-H
HSN No
31049000
Molecular Weight
330.54 g/mol
Precautionary Statement Codes
P280, P305+P351+P338, P315, P316, P319, P335, and P303
Hazard Classes and Categories
Eye Irritation 2A (100%) Skin Irritation 3 (100%)

Multi-nutrient Fertilizer

A natural, mineral-based source of potassium, magnesium, and sulfur used to provide balanced plant nutrition, regulate water uptake, and enhance chlorophyll production in diverse agricultural and horticultural applications

Chloride-sensitive Crop Fertilizer

A low-chloride potassium source ideal for high-value, sensitive crops like citrus, berries, and vegetables to prevent toxicity and improve harvest quality

Soil Amendment

A pH-neutral mineral additive used to replenish magnesium and sulfur in sandy or leached soils without affecting soil acidity or alkalinity

Organic Crop Input

A naturally occurring langbeinite mineral certified for use in sustainable and organic farming as a readily available nutrient source

Feed Additive

A feed-grade dietary supplement for livestock and poultry providing essential metabolic potassium, magnesium, and sulfur

Pharmaceutical Ingredient

An osmotic laxative component utilized in medical formulations for bowel preparation prior to clinical procedures.

Potassium Magnesium Sulphate FAQs

Minimum Order Quantity

25 kg (evaluation) · 1 MT (commercial)

Lead Time

3 – 5 weeks estimated

Delivery Terms

FOB*

Packaging

20 L pails, 200 L HDPE drums, 1000 L IBC

US Availability

US Facility Inventory

Documentation

US SDS · COA · TDS · Specification sheet

US Regulatory & Quality Information

TSCA status*

US SDS / HazCom*

GHS classification*

ISO 9001:2015 site*

DOT shipping classification*

FDA status*

EPA status*

California Prop 65*

Reliable US supply chain

Regulatory compliance

On-time delivery

Technical expert support

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