Certified Copper and Lead Standards
Regular price $115.00
These standards are designed to ensure correct reactions of chemicals used in the Gunshot Residue/Distance Determination. The lead and copper is supplied by an ISO 9001 company and each is independently certified by an ISO 17025 laboratory for content. The lead is 99.93% pure and the copper is 99.97% pure. Certification and MSDS is included with each set.