pH meter in hands with gloves, glass of water on blurred background of nature. Measurement of characteristics of drinking water. hardness of water. pu
pH meter in hands with gloves, glass of water on blurred background of nature. Measurement of characteristics of drinking water. hardness of water. pure distilled water. high values of salt impurities
Size: 5585px × 3723px
Photo credit: © Dmitrii Melnikov / Alamy / Afripics
License: Royalty Free
Model Released: No
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