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BT-Z19905(旋光管玻璃片/2片/套)'); document.write('¥61.54
Allyl bromide, 3-溴丙烯/500g/CAS:106-95-6'); document.write('¥390
BH-10372-65(定性滤纸/中速/直径65mm/100片/袋装)'); document.write('¥27.74
BT-19907(pH计/雷磁/PHB-4/便携式)'); document.write('¥1800
Ethyltriphenylphosphonium bromide, 乙基三苯基溴化膦/100g/CAS:1530-32-1'); document.write('¥150
BT-P80001-12(手工冲子/圆冲/直径12mm)'); document.write('¥19.88