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PREC.LOW TEMP.LAB.THERMOMETER, YELLOW ENAMELLED, DIFFICO-GRAD,ORGANIC LIQUIDS -100+30|C, DIA.6-7
CHIRAL气相手性毛细管柱(120系列,α,β,γ各一根)
MSA/Auer 硫化氢检测管,10个/包;
Standard joint stopper, PP, NS 12/21
S7 庚烷磺酸钠 S7 1-Heptanesulfonate, sodium salt 100g
Rtx-VRX 气相色谱柱 20m 0.18mm ID 1.00um
1,2,4,5-四氯苯,10ng/ul于环己烷 标准品
HT8高温柱C8%苯基聚碳硼硅氧烷
HPTLC 硅胶 HPTLC Silice gel 60 RP-8 F254s 25 Glass plates
进样垫