Recommended practice for gas chromatographic measurement of concentrations of ethyl esters of valeric and caproic acids (ethyl-valerianic-caproic ether) in the air of the working zone

Die Norm herausgegeben am 31.12.1999

Recommended practice for gas chromatographic measurement of concentration of ethyl ester of formic acid (ethylformate) in the air of the working zone

Die Norm herausgegeben am 31.12.1999

Recommended practice for spectrophotometric measurement of concentrations of ethyl ester of p-nitrobenzoic acid (nitroamine) in the air of the working zone

Die Norm herausgegeben am 31.12.1999

Recommended practice for gas chromatographic measurement of concentrations of 2-alil-3-methyl-1-oxo-cyclopentene-2-il-4-ether cis, trans-chrysanthemum acid (allethrin) in the air of the working zone

Die Norm herausgegeben am 30.12.1999

Recommended practice for spectrophotometric measurement of concentration of N-[4-(2-amino-4-hydroxy-6-pteridinyl)-p-aminobenzoyl]-glutamic acid (folic acid) in the air of the working zone

Die Norm herausgegeben am 30.12.1999

Recommended practice for the measurement of concentrations of N-acetyl-L-glutamic acid in the air of the working zone by thin-layer chromatography

Die Norm herausgegeben am 30.12.1999

Recommended practice for spectrophotometric measurement of concentration of N-acetyl-p-phenylenediamine (p-aminoacetanilide) in the air of the working zone

Die Norm herausgegeben am 30.12.1999

Recommended practice for spectrophotometric measurement of concentrations of cellulose aceto-phthalate in the air of the working zone

Die Norm herausgegeben am 30.12.1999

Recommended practice for spectrophotometric measurement of concentrations of benzhydrylpiperazine in the air of the working zone

Die Norm herausgegeben am 30.12.1999

Recommended practice for spectrophotometric measurement of concentrations of 1-Benzhydryl-4-cinnamylpiperazine (Cinnarizine) in the air of the working zone

Die Norm herausgegeben am 30.12.1999