0.1 M SODIUM ARSENITE SOLUTION

Method of Preparation


To _______ gm (9.892 gm) of Arsenic trioxide add ______ml (80 ml) 1M Sodium hydroxide and _____ml (800 ml) water, add 2M Hydrochloric acid until solution is neutral to litmus paper, add ______gm (2 gm) of sodium bicarbonate and dilute it up to ________ml 1000 ml with water.

Weight of Potassium Nitrate:

[W₁ :______________ gm, W₂:______________gm, W₁- W₂: _______________gm ]

Weight of Sodium bicarbonate:

[W₁ :______________ gm, W₂:______________gm, W₁- W₂: _______________gm ]

Where, ever in the protocol

W₁           = Weight of sample,

W₂         = Weight of paper after transferring sample,

W₁- W₂   = Actual Weight of sample.

Name of Chemical	Batch No.	Make
Arsenic trioxide
1M Sodium hydroxide
2M Hydrochloric acid
Sodium bicarbonate

Sensitivity:
Storage :
Store this solution at room temperature in Borosil glass bottles with well-fitted suitable stopper