Methyl 2-(2-chloro-1-iminoethyl)-hydrazinecarboxylate 98% 155742-64-6 C₄H₈ClN₃O₂ 165.58 g./mol ฿1,040.00 View
PCB No 156(Aroclor 1242)solution 100μg/mL, matrix: methanol 38380-08-4 C₁₂H₄Cl₆ 360.88 g./mol ฿6,410.00 View
Magnetic adsorbent Matrix: SiO2, surface group: -NH2, particle size: 4-5μm, unit: 10mg/ml ฿7,680.00 View