New Standard from Last Update.

1. SCOPE

1.1 This standard prescribes the requirements and the methods of sampling and test for toluene diisocyanate (TDI-80), which is mixture of 80 percent 2,4-toluene diisocyanate (2,4-TDI) and 20 percent 2,6-toluene diisocyanate (2,6-TDI).

1.2 This standard cover Type I (for low acidity) of toluene diisocyanate (TDI-80).

2. REFERENCES

1070 : 1992 Reagent grade water - Specification (third revision )

5299 : 2001 Methods of sampling and tests for dye intermediates (first revision)

8768 : 2000 Method of measurement of colour in liquid chemical products platinum - cobalt scale (second revision)