2 Pcs pH Buffer Solution Powder for calibration of pH meter (pH 4.01 + pH 6.86)

Featured of pH Buffer Solution

• 1 packet pH 4.01 and 1 packet pH 6.86 powder
• Simple to use. Just add 250ml per powder packet
• The powder has an indefinite shelf life
• The easy 3-step procedure is written at the back of the packet

pH Buffer Solution Powder for calibration of pH meter

Powder buffer solution provides long shelf life and stability and is ideal for low-volume use. Each pack makes 250mL of buffer solution. It provides a long shelf life and stability, ideal for low-volume use. It’s lightweight, inexpensive, and takes up very little space. These buffers are accurate to within ±0.01pH units @ 25°C and remain stable over long periods.
Put into solution only what you need, when you need it.

Specifications :
Each Pack Volume: 250 ml.
Each powder packet/sachet makes 250ml of solution (when mixed with distilled or deionized water)
Accuracy: ±0.01pH at 25°C
Size: 7.5×6.5cm/2.95×2.56″
Quantity: 2 Pcs/1 Set

Note :
1. Please allow a 1-3mm error due to manual measurement. pls, make sure you do not mind before you bid.
2. Due to the difference between different monitors, the picture may not reflect the actual color of the item.

Package Contents:
1. 1 x pH 4.01 Calibration Powder.
2. 1 x pH 6.86 Calibration Powder.