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This is AASHTO Part I, Standard Specifications, the official AASHTO reference volume of standard spe..

This is a balance of sufficient capacity and sensitivity to enable the maximum specific gravity of u..

BS 445: Parts 1 to 3, Methods of testing cement, a British Standard reference document.

This is a borosilicate-glass Hubbard-Carmick specific gravity bottle used to determine the specific ..

A pestle and mortar used to break down soil and aggregate samples.

This is a 100ml borosilicate-glass pycnometer-style specific gravity bottle with a perforated ground..

This is a 220-250ml borosilicate specific gravity bottle, the larger-capacity member of the same pea..