Microbiology-141117

Which of the following is not a paint ingredient, which acts as a source of nutrient for Microorganisms?

Thickeners (cellulosic)

Defoamers

Additive

Pigments and Extenders

A Biocide can be a microorganism intended to destroy, deter, render harmless, or exert a controlling effect on any harmful organism by chemical or biological means

True

False

Which of these is not the effects of In can spoilage?

σ� viscosity loss,pH changes

σ� gassing in the can,foul odor

σ� discoloration,visible surface growth

σ� Loss of adhesion, Chalking

Which is the method to detect the presence of S.R.B by Broth Method?

σ� STMMB 2.6

σ� STMMB 2.3

σ� STMMB 3.1

σ� STMMB 2.7

What is the specification for EPWW for All Product – Shades (Except Royale, Royale Shyne, Royale Aspira, Apex Ultima and Ultima Protek)

σ� % NVM: Max.12% ,pH: 8 – 10.5

σ� % NVM: Max.25% ,pH: 7 – 10.5

σ� % NVM: Max.10% ,pH: 8 – 10.5

σ� % NVM: Max.15% ,pH: 8 – 10.5

What is the specification for Paint pigging line wash water from DPV

σ� % NVM: Max.0.5%, pH: 8 – 10.5

σ� % NVM: Max.10%, pH: 8 – 10.5

σ� % NVM: Max.1%, pH: 8 – 10.5

σ� % NVM: Max.0.3%, pH: 8 – 10.5

What is the specification for Emulsion / Opaque polymer pigging line wash water from DPV

σ� % NVM: Max. 0. 4%, pH: 8 – 10.5

σ� % NVM: Max. 0.5%, pH: 8 – 10.5

σ� % NVM: Max. 1%, pH: 8 – 10.5

σ� % NVM: Max. 4%, pH: 8 – 10.5

What is the specification for AMC WW except AMC HT white?

σ� TS: 0 - 10 % , pH: 8 – 10.5

σ� TS: 0 - 5 % , pH: 8 – 10.00

σ� TS: 0 - 12 % , pH: 5 – 9.00

σ� TS: 0 - 10 % , pH: 5 – 9.00

What is the frequency of santization of sampler rod as per MFMFG 77?

σ� Once in a month

σ� Once in a week

σ� Once in a 15 days

σ� Always

What amount of QK 20 has to be added in EPWW & within how much time?

σ� 250 ppm of the EPWW, within 30 minutes

σ� 200 ppm of the EPWW, no specific time

σ� 250 ppm of the EPWW, within the shift

σ� 100 ppm of the EPWW, within the shift

Which if the following is been used for santization of storage tanks for AMC WW& EPWW ?

σ� NaOCl (15% strength) and process water

σ� NaOCl (10% strength) and process water

σ� NaOCl (20% strength) and process water

σ� NaOCl (25% strength) and process water

Which of the following is the combination for AMC WW dosing

σ� Rocima 623 0.4% + Troysan S97 (or Progiven 80) 0.10 % + QK-20 0.08% w/w basis of the AMC WW

σ� Rocima 623 0.1% + Troysan S97 (or Progiven 80) 0.8 % + QK-20 0.5% w/w basis of the AMC WW

σ� Rocima 623 0.01% + Troysan S97 (or Progiven 80) 0.8 % + QK-20 0.05% w/w basis of the AMC WW

σ� Rocima 623 0.1% + Troysan S97 (or Progiven 80) 0.08 % + QK-20 0.05% w/w basis of the AMC WW

As per MF MFG 06 AMC WW is to be dosed on which day from the date of generation?

σ� 7th day

σ� Every 7 days

σ� 15th & 30th day

σ� 7th & 15th day

Pipelines connected to Storage tank of EPWW are to be disinfected:

σ� True

σ� False

Reason for micro failure of paint sample

Poor Hygiene of equipments & shop floor

Poor plant design

Poor quality of Water

All of above

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Microbiology-141117

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