Sell pH Meter Buffer Solution Powder Set for pH Calibration Calibration Powder 2Fire Goods best price

Features Light weight, easy to carry. Just add water or distilled water. For each powder pack,we can make 250ml solution. Use for PH tester measure calibration solution. PH Meter Buffer Solution Powder Set for Quick and Easy pH Calibration. Description Material:Powder. Size:6.5*7.5cm. Color:As pictures show. Package included: 1 X 4.01PH buffer powder. 1 X 6.86PH buffer powder. Welcome to 2fire shop, we mainly engaged in household products, maternal and child toys, such as men、womenand kitchen , baking molds, home decoration products, toys for children, and so on, I hope we have a good shop shopping experience, if there is any problem , Please feel free to consult us ~ ~We provide the products with the high quality and competitive price.we will update product listing timely and promise all products are 100% new. For more promotion,please follow us,get more discount at first time.Thank you~