Pretretment-Size (Tegewa) Test

1.Machine/ Apparatus used : Burette, Pipette, Beaker, Balance.

2.Reagent: Iodine , Potassium Iodide (KI), Ethyl Alcohol

3.Preparation of Iodine Solution:

                        Dissolved 10 gm of Potassium Iodide (KI) in 100 ml

Of water, add 0.6 gm of the Iodine & shake till complete dissolution. Full with water up to 800 ml mark and then with Ethyl Alcohol up to 1 liter.

4. Application:

                    Put the fabrics sample into the Iodine solution for 1 min & immediately compare with result with the violet scale.

       

                        Scale range 1-9