sop for preparation of sodium meta bisulphate solution
To lay down a procedure for the Preparation of Sodium Meta Bisulphate Solution.
This Standard Operating Procedure is applicable for Preparation of Sodium Meta Bisulphate Solution to be followed at formulation plants
3.1 Engineering Officer / Executive shall be responsible for the execution of this procedure.
3.2 Engineering Manager shall be responsible for the implementation of this SOP.
3.3 Head QA/designee shall be responsible for the compliance of this SOP.
4.0 Abbreviations and Definitions
SOP : Standard Operating Procedure
No : Number
QA : Quality assurance
Qty : Quantity
TH : Total Hardness
Ml : millilitre
Kg : kilograms
NaCl : Sodium chloride
SMBS : Sodium Meta bisulphate solution
ER : Engineering
5.1 Use necessary safety wears, while preparing the solution.
5.2 Check the material release status and Q.A shall affix approved label on the material.
5.3 If approved label is not found, advised do not uses such type materials.
5.4 Sodium Meta bisulphate solutions is prepared as and when required for the dosing of soft
Water as per the below mentioned check points.
5.5 Clean the HDPE dosing tank by Portable water.
5.6 Take 80 litre soft water from soft water storage tank for solution preparation.
5.7 Weigh 6 kg of SMBS with the weighing balance.
5.8 Dissolve the weighed quantity of SMBS in dosing tank and make up to the require
5.9 If microbial count of raw water is exceeds from its alert limit i.e NMT 250 cfu than start
Dosing of sodium meta bisulphate solution.
6.0 Forms and Records
6.1 Record of Dechlorination – Annexure – 1.
7.1 Master copy – Documentation Cell (Quality Assurance)
7.2 Controlled copies – Engineering department