African Mineral Standards packaging is designed to protect the contents from moisture, oxidation, ordinary segregation, electrostatic segregation and tampering.
Laboratory Packs contain 1 kg of material sealed into 2.5 litre capacity bottles (space to shake). These are delivered sealed in barrier foil pouches with an oxygen reducer.
Explorer Packs contain between 50 to 250 gm of material (whatever you want). The Explorer Pack is reference material in a standard, unmarked, paper geochem envelope , vacuum sealed into a protective barrier foil pouch. Explorer Pack's are designed by a geologist, especially for the busy field geo and will withstand abusive treatment.