2017BS ISO 15064:2017 Plastics. Aromatic isocyanates for use in the production of polyurethanes. Determination of the isomer ratio in toluenediisocyanate (TDI)
2011BS ISO 15064:2010 Plastics. Aromatic isocyanates for use in the production of polyurethanes. Determination of the isomer ratio in toluenediisocyanate