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Ph value measuring using indication or test paper strips
Keywords:
concepts
electricity
no people
colors
efficiency
symbol
orange color
icon
diagram
chart
certificate
finance and economy
temperature
shape
cut out
low
order
infographic
label
backgrounds
illustration
business finance and industry
yellow
sign
design
three dimensional
multi colored
level
vector
rating
heat
laboratory values
ph scale
economies of scale
efficiency levels
indication images
low rating
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