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Soundness Test

IS 2386 (Part 5) test method — magnesium sulphate & sodium sulphate

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1. Sample details

2. Test setup

Two test areas are entered below — Magnesium Sulphate and Sodium Sulphate — since a lab commonly runs either or both. Weighting % for each fraction should come from the original (pre-test) sieve analysis of this sample — see the Coarse/Fine Aggregate Gradation for Concrete pages for that data. The weighting column should sum to about 100%.

3. Test area 1 — Magnesium Sulphate (MgSO₄)

Weights in grams.

Weighted average loss —
Specification limit —
Conformity —

4. Test area 2 — Sodium Sulphate (Na₂SO₄)

Weights in grams.

Weighted average loss —
Specification limit —
Conformity —

5. Report

The printed report includes whichever test area(s) have data entered — both, if you've filled in Magnesium Sulphate and Sodium Sulphate, or just the one you used.

This app saves everything (test data) for the active project in your browser, tied to this folder. Logos and project details are entered once on the main Projects page and shared by every module.

Reference — typical soundness limits

Kept here for quick reference while testing. These are commonly-cited defaults, not a substitute for the current IS/MoRTH/IRC edition — always verify.