Omya Magprill® - WT

1 of 2 products in this brand
Omya Magprill® - WT is a granulated product made from ultra-fine, highly reactive natural dolomitic limestone. It rapidly corrects soil pH while supplying essential magnesium and calcium to enhance crop productivity and soil structure.

Functions: Fertilizer

Chemical Family: Calcium & Calcium Compounds, Carbonates, Magnesium & Magnesium Compounds

Labeling Claims: Listed in California Prop 65

Enhanced TDS

Identification & Functionality

Features & Benefits

Labeling Claims
Product Features and Advantages

Omya Magprill dissolves quickly into fine particles, allowing effective nutrient distribution and soil pH balance. It can be applied alone or blended with other fertilizers at any time during
the season to replace magnesium and calcium removed at harvest.

The 3 major effect of Omya Magprill

Its active components deliver three key benefits:

  • Calcium ions improve soil structure.
  • Calcium and magnesium ions provide essential plant nutrition and support growth.
  • Carbonate ions from magnesium and calcium carbonate help balance soil pH efficiently.

Benefits

  • Provides essential magnesium and calcium to enhance crop productivity.
  • Balances the potassium/magnesium ratio.
  • Strengthens the crop against drought and disease.
  • Corrects soil pH rapidly.
  • Enables precise variable rate application.

Properties

Physical Form
Typical Properties
ValueUnitsTest Method / Conditions
Calcium Content21%-
Magnesium Content10%-
Prill Size400sgn-
Bulk Density 74lb/ft³-
Calcium Carbonate Content95%-
Particle Size (10 mesh)100%-
Particle Size (20 mesh)100%-
Particle Size (40 mesh)100%-
Particle Size (60 mesh)100%-
Particle Size (100 mesh)100%-
Particle Size (200 mesh)70%-
SDS Physical and Chemical Properties
ValueUnitsTest Method / Conditions
AppearancePellets--
ColorOff-white, light brown--
OdorWoody--
pH (Concentration: 100 g/l)8.5 - 9.5-DIN-ISO 787/9
Melting Point (at 1013 hPa)min. 800°C-
Burning Number1--
Density (at 68.00°F, 1013 hPa)2.6 - 2.8g/cm³
Flash PointDoes not flash--
Flammability (Solid, Gas)The product is not flammable--
Water Solubility (at 20°C, 1013 hPa)0.018g/L
Water Solubility (at 75°C, 1013 hPa)0.014g/L
Decomposition Temperaturemin. 600°C-
Explosive PropertiesNot Explosive--
Minimum Ignition Energy (at 20°C, 1013 hPamin. 1000mJ
Boiling PointDecomposes below the boiling point
Chemical Analysis
ValueUnitsTest Method / Conditions
Calcium Content21%-
Calcium Carbonate Content53%-
Magnesium Content10%-
Magnesium Carbonate Content37%-
Calcium Carbonate Equivalent95%-
Moisture Contentmax. 2%-
Oregon Limescore93--

Regulatory & Compliance

Technical Details & Test Data

Technical Information

NPK efficiency vs. soil pH

 

pH 4.5 5 5.5 6 6.5
N 30% 43% 77% 89% 100%
P₂O₂ 23% 31% 48% 52% 100%
K₂O 33% 52% 77% 100% 100%
Application Details

Application Rates (0.1 pH Improvement)

 - 1

Packaging & Availability

Packaging Information

Net Weight: 2,000 lbs (907 kg)

Storage & Handling

Storage Information

Store in a dry place