ARTSEWPLY 15pcs Ph Calibration Powder Kit Ph Buffer Solution Packets Ph4.01 + 6.86 + 9.18 in Laboratory and Industrial Testing

ARTSEWPLY 15pcs Ph Calibration Powder Kit Ph Buffer Solution Packets Ph4.01 + 6.86 + 9.18 in Laboratory and Industrial Testing

• Ph reader fermenting--individual sized packets design make them can be tucked in drawer, bag or suitcase, lightweight and convenient​,ph meter for cosmetics
• Ph calibration solution kit--easy to use, open the packet and them mix the power with 250ml distilled water to star your labs,ph buffer powder
• Ph calibration solution--small in size and light in weight, individual sized packet, can carry it out anywhere, store it anywhere you need,ph meter calibrating powder
• Ph buffer calibration solution--easy to use, no need to measure, you just mix each pack calibration solution powder with 250ml distilled water,ph buffer solution powder
• Ph calibration buffer solution--the ph buffer powder has wide range of applications and fit for drinking water, aquarium, pool ph testing,ph indicator