Phosphorus, 1000µg/ml in 5% HNO3, 100ml

Arsenic(III) 1000 ppm PrimAg-xtra element reference solution (HCl matrix)

Calcium 10,000 ppm PrimAg-plus element reference concentrate (HCl matrix)

Antimony 1 ppm PrimAg-lite element reference solution (HNO3/tartaric acid matrix)