HPLC (High-Performance Liquid Chromatography) grade water is ultra-pure water with very low levels o...

Megnisium sulphate Heptahydrate

pH indicator paper

A pH 9.2 buffer solution is a solution that resists changes in pH when acids or bases are added. It ...

Sodium Hydroxide N/1

carbon disulphide

A timer or countdown timer is a type of clock that starts from a specified time duration and stops u...

liquid dedergent

Ammonium chloride

Pulse oximetry is a noninvasive method for monitoring blood oxygen saturation. Peripheral oxygen sat...