Set of Special Indicator Paper Kit (Four in One) with a precision of 0.5 pH
• 100 strips of indicator paper ph 0.0-2.5
• 100 strips of indicator paper ph 2.4-7.0
• 100 strips of indicator paper ph 5.5 -9.0
• 100 strips of indicator paper ph 9.0-14.0
Each set with 2 colors The whole set is packed in a plastic box.
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