pH Scale

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A Substance's pH is a Measure Of How Acid Or Alkaline It Is.

pH scale


  • pH 1

Car Battery Acid

  • pH 1.5

The Worst Acid Rain

  • pH 2

Digestive Juices

  • pH 2.8

Vinegar 

  • pH 3

Lemon Juice

  • pH 3.7

Orange Juice

  • pH 4.3

Tomato Juice

  • pH 5.6

Normal Rainfall

  • ph 6.5

Milk

  • pH 7

Pure Water

  • pH 7.3

Human Blood

  • pH 8

Sea Water

  • pH 9

Toothpaste

  • pH 9.5

Bleach

  • pH 10.5

Milk Of Magnesia

  • pH 11

Household Ammonia

  • pH 12

Soap

  • pH 12.8

Hair Remover

  • pH 13.8

Oven Cleaner