Elcometer 139 Bộ dụng cụ thử Amine Blush Swab

1. Remove the green bottle cap and dropper tip from the Test Part A bottle.

2. Using the 1ml marker as a guide, remove 1ml of Part A Diluent - green capped tube, using the appropriately colour coded transfer pipette.

3. Add the 1ml Diluent into the appropriate Test Part A bottle.

4. Replace the dropper tip and bottle cap and shake the diluted Test Part A bottle moderately for about 30 seconds.

5. Wait at least 5 minutes before using the prepared Test Part A Solutions.

Follow steps 1-5 above using the blue colour coding:

1.    Dip the cotton portion of a Cotton Swab (q-tip) into the Swab Solution bottle.

2.    Remove excess by rolling cotton tip on the inside of the bottle.

3.    For each sample,  using the Swab Template as a guide, swab a 2.5 x 2.5cm (1 x 1”) area.

4.    Wave the Cotton Swab in the air until dry (about 2 minutes).

5.    Place the Cotton Swab into a Sampler Test Tube, replace the top and shake for 30 seconds.

6.    Add 3 drops of Test Part A (green cap), shake for 30 seconds and incubate (rest) the sample for 30 minutes at room temperature 10 - 30°C (50 - 86°F), avoiding direct sunlight.

7.    Add 3 drops of Test Part B(blue cap), shake for 30 seconds.

8.    Add 2 drops of Test Part C (yellow cap), shake for 30 seconds.

9.    Incubate (rest) the sample for 30 minutes at room temperature, avoiding direct sunlight.

10.    Remove and environmentally dispose of the Cotton Swab.

11.    Visually compare the results to the control sample within 10 minutes of test completion: Amine blush is present if there is a detectably lower intensity of yellow colour observed in the test sample as compared to the control sample.