Quality Day (Lab)

What is the temperature and duration for in process latex TSC?

• 100°C, 60 minutes

• 150°C, 30 minutes

• 150°C, 20 minutes

• 100°C, 30 minutes

Which of the following form will be used during inspection for in process testing?

• Powder level test

• Raw latex testing record

• Moisture Content

• Daily processing control record

Which of the following is Lab Don'ts?

• Follow correct working and rest time

• Report to superior for any accidents/spills

• Use expired reagent or chemical

• Wear clean and tidy uniform to work

Which test are for coagulant sample?

• CN, Foaming Height, PF Coagulant

• TSC, SI, pH

• Alkaline, Acid

• CN, Foaming Height, PF Coagulant, TSC, SI

How many total workers in lab?

• 5

• 3

• 7

• 9

Which is incorrect standard latex tank TSC% for NBR and NR (QS)?

• 24 to 32

• 21 to 27

• 14 to 23

• 20 to 28

What is the dumbbell width for ASTM standard?

• 3mm

• 4mm

• 6mm

• 5mm

Select a correct Precaution Step in Using Fume Hood?

• Place your head inside fume hood.

• Make sure the sash is as low as possible when carry out testing.

• Clean the chemicals immediately if happen splash or spill

• Make sure no chemical stored inside fume hood

Which of the following is the lab common mistake to be avoid?

• Take and weigh sample with proper stirring and mixing

• Correct calculation for tested result

• Wrong heating temperature and time

• Read burette reading by placing eyes at the same level as the chemical in burette

Raw Chemical Physical Checking Form is use to record the incoming chemical parameter such as TSC, Appearance, pH and expired date.

• True

• False