
¥35.70定价:¥42.00(8.5折)

¥16.50定价:¥21.00(7.86折)

¥16.90定价:¥19.80(8.54折)

¥24.60定价:¥29.00(8.49折)

¥49.50定价:¥56.00(8.84折)

¥23.20定价:¥29.00(8折)

¥30.80定价:¥39.00(7.9折)

¥87.30定价:¥96.00(9.1折)

¥70.40定价:¥88.00(8折)

¥22.10定价:¥25.00(8.84折)

¥15.40定价:¥18.00(8.56折)

¥20.40定价:¥24.00(8.5折)

¥22.10定价:¥26.00(8.5折)

¥42.40定价:¥53.00(8折)

¥68.80定价:¥86.00(8折)

¥156.40定价:¥198.00(7.9折)
首次对有机胺合成反应进行全面阐述

¥38.80定价:¥49.00(7.92折)

¥51.00定价:¥68.00(7.5折)

¥165.80定价:¥195.00(8.51折)

¥42.40定价:¥48.00(8.84折)

¥58.50定价:¥78.00(7.5折)
0

¥52.80定价:¥66.00(8折)

¥68.90定价:¥78.00(8.84折)
专业人做专业事,亚硫酸钠生产企业一线技术人员和工人结合实践经验总结出的行业生产技术精华

¥20.00定价:¥25.00(8折)

¥38.20定价:¥45.00(8.49折)

¥86.60定价:¥98.00(8.84折)
饲料磷酸盐

¥19.50定价:¥25.00(7.8折)

¥21.70定价:¥29.00(7.49折)

¥58.30定价:¥66.00(8.84折)

¥59.10定价:¥65.00(9.1折)

¥30.80定价:¥39.00(7.9折)

¥49.80定价:¥66.00(7.55折)

¥53.70定价:¥68.00(7.9折)
水溶性聚乙烯醇的制造与应用技术

¥27.40定价:¥32.50(8.44折)

¥142.20定价:¥180.00(7.9折)

¥15.40定价:¥18.00(8.56折)

¥38.30定价:¥45.00(8.52折)

¥22.40定价:¥28.00(8折)

¥26.20定价:¥35.00(7.49折)

¥30.00定价:¥34.00(8.83折)

¥28.90定价:¥34.00(8.5折)

¥85.80定价:¥100.00(8.58折)

¥8.40定价:¥9.00(9.34折)

¥48.20定价:¥62.00(7.78折)

¥42.40定价:¥48.00(8.84折)

¥16.50定价:¥22.00(7.5折)

¥85.20定价:¥118.00(7.23折)

¥32.30定价:¥38.00(8.5折)

¥14.20定价:¥18.00(7.89折)

¥41.60定价:¥49.00(8.49折)

¥25.50定价:¥30.00(8.5折)

¥23.80定价:¥28.00(8.5折)

¥11.70定价:¥15.00(7.8折)

¥20.00定价:¥28.00(7.15折)

¥30.00定价:¥38.00(7.9折)

¥13.30定价:¥15.00(8.87折)

¥30.80定价:¥39.00(7.9折)

¥77.40定价:¥98.00(7.9折)

¥5.30定价:¥6.00(8.84折)

¥37.90定价:¥48.00(7.9折)