But-2-yne-1,4 diol, primary gloss improver and contact sensitizer in a nickel plating bath.
D000480:Alkynes / Q000009:adverse effects / Q000276:immunology; D002072:Butylene Glycols / Q000009:adverse effects* / Q000276:immunology; D003876:Dermatitis, Atopic / Q000139:chemically induced*; D009783:Dermatitis, Occupational / Q000209:etiology*; D004563:Electrochemistry; D006801:Humans; D007114:Immunization; D008297:Male; D008669:Metallurgy; D008875:Middle Aged; D009532:Nickel
D000480:Alkynes; D002072:Butylene Glycols; D009532:Nickel; C009733:2-butyne-1,4-diol