麦克林 aladdin 罗恩 Adamas/阿达玛斯 TCI 玻尔 Greagent Alfa sigma-aldrich 博林达

≥98%,natural 99% 99% min 99%,Water≤50 ppm (by K.F.), MkSeal 99%,with molecular sieves, Water≤50 ppm (by K.F.), MkSeal 99%（分子筛、 Water≤50 ppm） 99.0% ≥99% 99+% 99.5% 99.5%(GC) ≥99.5%AR ≥99.5%ACSreagent, 99.5%+,GCSGCS 99.5+% ≥99.5%,ACSreagent AR ≥99.5% 99.7%,anhydrous 99.7%anhydrous, ≥99.8%(GC)（标准试剂） 99.9%, packaged under Argon in resealable ChemSeal^t bottles 99.9% ≥99.9%forHPLC, 99.99% 1000µg/mL 1000μg/ml,in Purge and Trap Methanol 2000µg/mL 6000μg/mL ACS, ≥99.5% Standard for GC,≥99.8%(GC) extra pure, 99+%RG for HPLC, ≥99.5% for analysis, 99.5%RG AcroSeal®, Extra Dry, 99.5%RG for HPLCRG ,natural AR,99.0% for HPLC, ≥99.9% for liquid chromatography 农残级 分析标准品 无水级,99.7% 正丙醇标准溶液 ,1000μg/ml,in Methanol 色谱级, ≥99.9%

SAMPLE 1ml 1.2mL 2mL 5ml 5ml*5 12X500ml 12×500ml 25ML 100ML 100ml 250ml 500ml 500ML 2500ml 1L 1LT 2L 2.5L 2.5LT 4L *4x1L 5L 6X1L 10L 10LT 25L 25LT 1KG 1kg 4kg 20kg