Hanna HI-70007P pH 7.01 buffer solution.
Sachets are recommended for one-off sets of readings and for when there will be a long period of time before you use the meter again.
25 x 20ml sachets
* Care of your pH meter
There are currently no reviews for this product. Be the first to review this product!
Your orders support book donation projects
I will not hesitate to use you again or recommend you to others.
Search and browse over 110,000 wildlife and science products
Multi-currency. Secure worldwide shipping
Wildlife, science and conservation since 1985