$81.00 | Tell a friend | Print Code: 031-562 Categories PH STRIPS | Test Strips; pH indicator; Whatman; CS strips; pH range: 3.8 to 5.5; Integral color chart; Dimension of each strip of 11 x 100mm; Central segment changes color in solution; Hydrophobic barrier; Graduated in 0.2 or 0.3pH units; 200/Pk Stock Availability: No | Qty: Add to Wish List