Congo red paper, 100 units/pack

SKU: CRP1U

$5.81

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Congo red paper, 100 units/pack
Congo red paper, 100 units/pack
$5.81

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Congo Red Test Paper is used in acid washes for metal plating where pH values are very low (pH 1.0-3.0). The Congo Red indicator remains blue below pH 3.0, then gradually turns to a brilliant red above pH 5.2.

  1. 100 units/pack
  2. used to test narrow-range acidic solutions

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