Polyvinylpyrrolidone,K 90

Protein Hydrolysate N-Z-Amine(R) AS, suitable for microbiology

Poly(ethylene glycol),BioUltra, 2,000

Poly(ethylene glycol),BioUltra, 8,000

Poly(ethylene glycol),BioUltra, 10,000

TWEEN 20,viscosity 250-450 mPa.s (25 °C)

L-Ascorbic acid,tested according to Ph. Eur.

Poly(ethylene glycol),BioUltra, 4,000

Zinc,purum, powder

Tin(II) chloride dihydrate,suitable for AAS

1-Bromo-3-chloropropane,99%

N-Bromosuccinimide,ReagentPlus, 99%