Bayhydur® ultra 307

Hydrophilic aliphatic polyisocyanate based on hexamethylene diisocyanate (HDI).Hardener for waterborne two-component polyurethane systems.

Typical values

Property	Value	Unit	Test method	Condition
All attributes
NCO content	19.8 – 20.8	%	M105 - ISO 11909
Monomer content	0 – 0.1	%	M106 - ISO 10283	HDI
Dynamic viscosity	4800 – 6800	mPa·s	M014 - ISO 3219/A.3	23 °C
Color	≤ 60		M017 - EN 1557	Hazen

Hazard Classes / Hazard Categories

According to Regulation (EC) No 1272/2008 on classification, labelling

and packaging of substances and mixtures (the 'CLP Regulation')

Acute toxicity, Inhalative, Category 4(H332)

Sensitization of the skin, Category 1(H317)

Specific target organ toxicity (single exposure), Category 3(H335)

Chronically hazardous to the aquatic environment, Category 3(H412)

Hazard Classes / Hazard Categories

According to Regulation (EC) No 1272/2008 on classification, labelling

and packaging of substances and mixtures (the 'CLP Regulation’) as

amended by GB-CLP regulation.

Acute toxicity, Inhalative, Category 4(H332)

Sensitization of the skin, Category 1(H317)

Specific target organ toxicity (single exposure), Category 3(H335)

Chronically hazardous to the aquatic environment, Category 3(H412)