Vitamin B12 standard solution 100μg/mL in Ethanol 68-19-9 C₆₃H₈₈CoN₁₄O₁₄P 1355.37 g./mol ฿3,200.00 View
Vitamin B12 standard solution 10μg/mL in Methanol 68-19-9 C₆₃H₈₈CoN₁₄O₁₄P 1355.37 g./mol ฿900.00 View
Vitamin B12 standard solution 100μg/mL in Methanol 68-19-9 C₆₃H₈₈CoN₁₄O₁₄P 1355.37 g./mol ฿1,100.00 View
Vitamin B12 standard solution 1000μg/mL in Methanol 68-19-9 C₆₃H₈₈CoN₁₄O₁₄P 1355.37 g./mol ฿4,500.00 View