$287.76

Buffer, Reference Standard, pH 0.50 ± 0.01 at 25°C - 1485-1

$126.69

Buffer, Reference Standard, pH 3.00 ± 0.01 at 25°C - 1495-1

$126.69

Buffer, Reference Standard, pH 2.00 ± 0.01 at 25°C - 1493-1

$126.69

Buffer, Reference Standard, pH 1.07 ± 0.01 at 25°C - 1490-1

$56.20

Buffer, Reference Standard, pH 1.00 ± 0.01 at 25°C - 1489-32

$101.79

Buffer, Reference Standard, pH 4.00 ± 0.01 at 25°C - 1500-1

$137.88

Buffer, Reference Standard, pH 1.68 ± 0.01 at 25°C - 1492-1

$169.15

Buffer, Reference Standard, pH 13.00 ± 0.01 at 25°C - 1625-1