Results 121 to 130 of about 15,617 (227)

The usefulness of repellent Emol Plus BTX LA in Scots pine saplings protection against winter browsing by deer

open access: yes, 2004
The paper provides study results on the efficacy of Emol Plus BTX LA repellent used for the protection of Scots pine saplings against browsing by deer. Emol Plus BTX LA contains coarse−grained filler – calcium carbonate and denatonium benzoate (BTX) as ...
Umiński, M., Pudełko, M., Nasiadka, P.
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Enhancing a job exposure matrix with subject-specific information to assess combined exposure to benzene, toluene, and xylene in a case-control study. [PDF]

open access: yesAnn Work Expo Health
Friesen MC   +9 more
europepmc   +1 more source

用于催化裂化汽油生产BTX芳烃的催化剂及其制备方法

open access: yes, 2010
本发明提供了一种用于催化裂化汽油生产BTX芳烃的催化剂及其制备方法,该催化剂成分的重量百分比为VIII族贵金属0.05~2.0%,Zn??0.2~5.0%,Sn??0.2~5.0%,ZSM-5/ZSM-11共结晶分子筛5.0~80%,Al2O3余量;本发明的催化剂具有很好的芳构化活性和BTX选择性及耐硫抗烯烃性能,用于催化裂化汽油或和直馏汽油或掺和焦化、裂化等汽油组分制芳烃,原料无需加氢、脱硫、脱氮、脱烯烃等精制,而且催化剂再生无需补氯 ...
王玉忠   +6 more
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