Soil Classification & Testing

LaMotte Standard Combination Tester – Model STH-5

This unit contains tests of humus, pH (soil acidity), nitrate nitrogen, available phosphorus, and available potash. Reagents, glassware, and color charts for each test are contained in individual racks which may be removed from the set and located on th... More.

Reagent Refill for Topsoil Tour

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Chemical Composition of the Soil

This kit allows students to perform chemical determinations on locally derived soils for the following components: percentage of water; soil organic content; pH (hydrogen ion concentration); reagent tests for calcium, carbonates, magnesium, and phosphat... More.

Soil Test Kit

Give soil a checkup with simple tests that detect levels of common chemicals. Includes: comparator box and test capsule for 3-step tests that measure pH, nitrogen, phosphorous, and potassium. More.

Chemistry of Soil Analysis Resource Book

The nine investigations included cover the basics of soil analysis for agronomic purposes. Many of the procedures reflect or are modified from actual industry procedures. Each investigation includes background information, material lists, step-by... More.

Chemistry of Soil Analysis CD-ROM

The nine investigations included cover the basics of soil analysis for agronomic purposes. Many of the procedures reflect or are modified from actual industry procedures. Each investigation includes background information, material lists, step-by... More.

Chemistry of Soil Analysis Kit

The nine investigations included in this kit cover the basics of soil analysis for agronomic purposes. Many of the procedures reflect or are modified from actual industry procedures. Each investigation includes background information, material lists, st... More.

Backpack Lab Soil Quality Education Test Kit

Designed to provide a complete unit for teachers to introduce students to important chemical test to evaluate soil quality and fertility and relate these measurements to the principles of plant metabolism. The components are tied together by an extensiv... More.

Soil Test Kit with 80 Tests

Contains liquid reagents and equipment for the given number of tests. Also includes 20 tests each for soil pH, nitrogen, phosphorous, and potash. More.

Soil Test Kit with 40 Tests

Contains liquid reagents and equipment for the given number of tests. Also includes 10 tests each for soil pH, nitrogen, phosphorous, and potash. More.