Hanna HI7004L pH4 Buffer Solution 500ml

HI7004L is a premium quality pH 4.01 calibration solution. Hanna calibration buffers have the lot number and expiration date clearly marked on the label and are air tight with a tamper-proof seal to ensure the quality of the solution. Hanna’s line of calibration buffers have been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened bottle.

More about Hanna pH 4.01 Calibration Solution

• Color coded label for easy pH buffer value identification.
• Accuracy of ±0.01 pH @ 25℃.
• Temperature chart of the actual pH value at various temperatures printed on each bottle.

Hanna pH 4.01 Calibration Solution is a premium quality pH 4.01 calibration solution that is NIST traceable and supplied with a Certificate of Analysis. Hanna calibration buffers have the lot number and expiration date clearly marked on the label and are air tight with a tamper-proof seal to ensure the quality of the solution. Hanna’s line of calibration buffers have been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened bottle.

Convenience Of Individual Packaging:

• Ideal for users that do not calibrate frequently.
• Ideal for field use due to portability.
• Every sachet is as fresh as the day it was packaged.
• Light block packaging prevents oxidation from UV light that could alter the buffer value.

Each Sachet Marked With Lot Number And Expiration Date:

• Hanna buffers are specially formulated to have an expiration of 5 years from manufacture for an unopened sachet.

Color Coded Label For Easy PH Buffer Value Identification:

• Easy to identify different buffer values.
• Solution does not contain any dyes that may stain the reference cell of a pH electrode.

Air Tight Bottle With Tamper-Proof Seal:

• Bottle is hermetically sealed to prevent any air (CO2) from entering and causing a change in the pH buffer value. When the bottle is opened for the first time it is as fresh as the day it was produced in our factory.

Each Bottle Marked With Lot Number And Expiration Date:

• Hanna buffers are specially formulated to have an expiration of 5 years from manufacture for an unopened bottle.

Color Coded Label For Easy PH Buffer Value Identification:

• Easy to identify different buffer values.
• Solution does not contain any dyes that may stain the reference cell of a pH electrode.