Sulfide (S), 1000µg/mL in Water, 3 x 20ml Back Catalog number: 54139 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 5190-8270 Cadmium, 1000ug/ml, 100ml 30,25 € 5190-9409 PE CLP Calib Sol 1 in HNO3 125ml 436,13 € 6610030600 Bottle Cal Mix 2, 125mL 100ppm multi-el 431,49 €