samples of laboratory gloves of various composition and thicknesses were used as barriers between 0.136 m solutions of nitrosamines ( dimethyl- , ethylmethyl- , diethyl-8 n-butylmethyl- , di-n-propyl- , di-iso-propyl- and di-sec-butyl- in dichloromethane , acetone , ethanol and double-distilled , deionized water ) and water .
C0790233
distilled
C0043047
water