5-component ICP Interference Check Standard 6. 250 mL. Contains: (µg/mL) Sodium at 1,000, Aluminium at 1,200, Magnesium at 3,000, Iron at 5,000, Calcium at 6,000 in 4% HNO3. 12 months expiry date. Traceable to NIST 31XX series. ISO 9001:2015 certified, ISO/IEC 17025:2017 and ISO 17034:20166 accredited.
Pictures shown are for illustration purposes only and may vary from the actual product in shape, colour and design