1.0 OBJECTIVE
1.1 To lay down the procedure for Cleaning and Sanitization of the Colour Mixer Tank & the Colour Stirrer Tank. SOP for Sanitization of plant
2.0 SCOPE
2.1 This procedure applies
to the Production of Company name.
3.0 RESPONSIBILITIES
3.1 Maintenance Officer / Shift Officer & online QA to follow the SOP.
3.2 Head – Production & QA for complies of SOP.
4.0 PROCEDURE
4.1 CLEANING OF COLOUR MIXER TANK & COLOUR STIRRER TANK
4.1.1 Switch
off the main power supply of the Color Mixture Tank and Color Stirrer tank.
4.1.2 Hang the tag of ''MAN AT WORK DO NOT
OPERATE'' on the electrical panel.
4.1.3 Empty the tank completely through the bottom
drain line.
4.1.4 Clean the inside of the tank, from top to
bottom, using hot water.
4.1.5 Drain the washings through a bottom drain
line.
4.1.6 Repeat the process as point no. 4.1.4 (Do not
drain the tank at this stage).
4.1.7 Circulate the washing through related pumps
and pipelines. Then collect the washing completely through the bottom drain line.
4.1.8 Check and ensure that the internal surface
of the tank is clean. If cleaning is unsatisfactory, repeat stage 4.1.4 till the
tank is thoroughly clean.
4.2 SANITIZATION
OF COLOUR
MIXER TANK & COLOUR STIRRER TANK
4.2.1 For disinfection, use Sodium Hypo chloride
solution of strength 200 ppm available chlorine.
4.2.2 Contact time with hypo chloride solution should be 5 minutes minimum, but in no case, it should exceed 10 minutes.
4.2.3 Circulate the washing through related pumps
and pipelines. Then collect the washing completely through the bottom drain line.
4.2.4 As soon as draining is over, give a final
rinse with 800 C water (The tank is now ready for use) 4.3 PREPARATION
OF 200 PPM SODIUM HYPOCHLORITE SOLUTION
4.3.1 Add 5ml of 4% sodium hypo chloride in 1000 ml
water.
4.3.2 Fill the record in equipment Cleaning & Sensitization
record format.
4.4 FREQUENCY: Half
Yearly
* Do not use Formalin for sensitization.
* All collected washing should store
outside the plant for further movement to manage Waste.
5.0 ABBREVIATIONS
No. : Number
IPA: Iso Propyl Alcohol