What is the self life?

pH 4.00 and pH 7.00 receives a 2 year expiration from the date of manufacture. pH 10.00 receives a 1.5 year expiration from the date of manufacture.

Does the certificate have any additional costs?

No. The certification(s) are included with the shipment at no additional cost.

Where can i find the buffer ph vs. temperature table that commonly comes with ph calibration buffers? not just the two values on the front.

It can be found on the this product page under the 'Downloads' option. Here's the link. https://images-na.ssl-images-amazon.com/images/I/81i3MCq4otL.pdf

how much is needed to calibrate a pen? How long does this usually last calibrating 1/week/min?

Depends on the pen size. the myron L pen with cup for the it'll be about 3oz for a triple rinse and calibrate. So 5 weeks since it's about 16.9oz. but other pens require more.

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Biopharm pH Calibration Buffer 3-Pack: pH 4.00, 7.00, and 10.00; 500mL Each

Product ID: 31398438

Details

Brand
Biopharm
Item Form
Liquid
Item Volume
500
Manufacturer
Biopharm Inc
Package Information
Bottle

🎨Color Coded for instant ID

📏NIST Reference Calibrated for precision

🗓️Lot Numbered & Expiration Dated for reliability

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€ 93.13

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Sold byAmazon FranceDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

📊 Calibrate Like a Pro — Never Miss a Beat in Accuracy!

INSTANT IDENTIFICATION - Vibrant color coding lets you grab the right buffer without hesitation.
PRECISION YOU CAN TRUST - NIST standard reference calibration ensures lab-grade accuracy every time.
TRACEABILITY GUARANTEED - Unique lot numbers and expiration dates keep your workflow compliant and worry-free.
VERSATILE LAB ESSENTIAL - Perfect for pharmaceutical, academic, research, and industrial pH meter calibration.
GENEROUS VOLUME READY TO USE - Each 500mL bottle is individually bagged for contamination-free handling.

The Biopharm pH Calibration Buffer 3-Pack includes three 500mL bottles of pH 4.00, 7.00, and 10.00 solutions, each NIST reference calibrated and color coded for easy identification. Lot numbered and expiration dated, these buffers ensure precise, traceable calibration for pharmaceutical, academic, research, and industrial labs, backed by over a year of shelf life and a certificate of analysis.

Specifications

ASIN	B01E7U873K
Best Sellers Rank	#12,176 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #8 in Chemical Buffers
Brand Name	Biopharm
Container Type	Bottle
Customer Reviews	4.8 4.8 out of 5 stars (150)
Item Form	Liquid
Manufacturer	Biopharm Inc
Part Number	BB8886X
UPC	721272377101
Volume	500 Milliliters

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