IR and n-hexane cracking reaction were used to investigate the effect of different treatment conditions on acidity and catalytic activity.

用红外光谱和正己烷裂解反应考察了不同处理条件对其酸性和催化活性的影响。

youdao

Methods liver functions and liver B ultrasonic examination were carried out in 33 chronic n-hexane poisoning patients, 60 n-hexane exposed workers and 30 control workers.

方法对33例慢性正己烷中毒病例、60例接触正己烷的员工和无毒物接触史的30名工人进行肝功能及肝脏B超检查。

youdao

Relatively, the acetone extract includes more components of lower boiling point, while it is opposite for n-hexane extract.

相对来说，丙酮提取物中的低沸点组分偏多，正己烷提取物中的高沸点组分偏多。

youdao

Now, the good news: Wintek has promised that workers will get their bonuses, and further said that the factory hasn't used n-hexane since August -- complete with proof that current n-hexane levels are lower than safety regulations require.

ENGADGET: 2,000 Wintek workers go on strike over bonus payments, may affect Nokia and iPhone production

Mr. Schmitz later confronted Mr. Daisey, and according to a transcript posted online, asked the stage performer about the workers he said were poisoned by the toxic chemical known as N-hexane.

WSJ: 'This American Life' Retracts Apple-China Story