Kemasan sachet 20 mlx30 pcs (1 box)
Buffer pH 4.01
Buffer pH 7.00
Buffer pH 9.21
Buffer pH 10.00
Rainbow I Buffer pH 4.01/7.00/9.21
Rainbow II Buffer pH 4.01/7.00/10.00
Conductivity standard 1413 µS/cm
Conductivity standard 12.88 mS/cm
