Reference sand for calibration according DIN or ASTM sieves

REFERENCE SAND FOR QUALIBRATION DIN / ASTM SIEVES

PROPERTY OF THE SAND STANDARD SNL

SNL prepare and certify, from natural quartz sand more than 98%, standard sand  using  certified ASTM or DIN sieves between 0.063 mm and 4 mm.

Reference standard sand SNL is developed for laboratories seeking to establish a relation between their sieves and values checked against COFRAC sieve. Sieves proposed range of 0.065 mm to 4 mm (ASTM and DIN values).

Each bottle is made as standard of 200 grams of certified product, this weight may be different depending on sieve size. It is closed by a cap sealed and crimped type in order not to humidity Packaged in plastic film shockproof, it will be easy to transport by parcel post or in addition with other SNL products.