Outros

Reinkupfer, Spuren (last unit), 40 x 12 mm

Pure Copper, Traces

Pure Copper, Traces, Ø 40×25 mm

Surine negative for blind quality controls

Surine E – synthetic urine for trace metals

OraFlx negative – synthetic saliva

OraFlx negative – synthetic saliva

Gypsum

Pitch

Pitch