$157.61

Buffer, Precision Reference Standard, pH 8.000 ± 0.005 at 25°C - 1582-16

$37.70

Buffer, Reference Standard, pH 2.50 ± 0.01 at 25°C - 1493.8-16

$35.14

Buffer, Reference Standard, pH 0.50 ± 0.01 at 25°C - 1485-16

$35.06

Buffer, Reference Standard, pH 5.00 ± 0.01 at 25°C - 1505-16

$125.92

Buffer, Reference Standard, pH 8.00 ± 0.01 at 25°C - 1580-20

$152.45

Buffer, Reference Standard, pH 3.00 ± 0.01 at 25°C - 1495-20

$124.53

Buffer, Reference Standard, pH 5.00 ± 0.01 at 25°C - 1505-20