This is a set of BS 1377 riffle box with 7mm slots, the smallest divider in the range, for splitting..

This is a matched pair of brooms -- one stiff-bristled for scrubbing hardened dirt and one soft-bris..

This shallow flat-bottomed tray, at least 0.065 m2 in area, is used for spreading and surface-drying..

This is an electromechanical direct/residual shear testing machine for soils, using servo-controlled..

These are two-handed shears with long chrome-plated carbon-steel blades and a shock-absorbing soft-g..

This is a complete shrinkage-limit set (dish, pronged glass plate, evaporating dish, graduated cylin..

This is a pronged glass shrinkage plate used in the shrinkage limit test to immerse a dried soil pat..

This is an electromechanical sieve shaker with adjustable frequency and amplitude, holding a stack o..

This is a single-edged bush/grass slasher with a long, gently curved carbon-steel blade and a short ..

This is a slotted circular steel plate that sits over the soil sample in a CBR mould to simulate ove..

This is a metal funnel accessory for the concrete slump test, used to guide the sample smoothly into..

This is a complete slump test set: a standard Abrams slump cone with a tamping rod and base plate, u..

This is a complete slump test apparatus: a standard Abrams slump cone mounted on a flat steel base p..

This is a 1000ml small mouth graduate, a glass graduated cylinder with pour spout and etched numbere..

This heavy-duty soaking tank holds up to 50 concrete cubes immersed simultaneously over the standard..

This is sodium hexametaphosphate, a white powdered dispersing/deflocculating reagent used to keep fi..

Sodium hydroxide (reagent grade) is supplied as white, hygroscopic pellets in a sealed reagent bottl..

This is anhydrous sodium sulphate salt, sold as bulk white powder, prepared as a saturated solution ..

This soft, lint-free absorbent cloth (tea towel) is used to surface-dry aggregate to the saturated-s..