Honed, Matte & Leathered Natural Stone & Man Made Stone Sealers Best Protection for Your Investment

Granite Shield - The best available penetrating sealers for calcite based stones. Granite Shield sealers are not a film of plastic put on top of your natural stone. Keep in mind that etching is not staining. It’s actually liquids under a pH7 eating the surface of your stone but it’s fixable.

Granite Shield Sealers for All Honed & Leathered Stones DIY Kit

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Understanding Etching on Calcite Based Stones & Sealing to Protect the Best You Can

Understanding Calcite Based Stones Such As Marble

Acidic liquids, alcohol and vinegar can etch marble, travertine and limestone if left unattended on your stone surface. Water with a lower pH level lower than 7 is considered acidic.

pH Values

Stomach acid 1 to 3
Lime Juice - 1.8 to 2
Lemon Juice - 2.3
Coca Cola - 2.5
Soft Drinks - 2.5 to 3.0
Vinegar - 2.4 to 3.4
Orange Juice - 3.5
White wine - 3.0 to 3.3
Red wine - 3.3 to 3.5
Drinking alcohol such as gin, rum and

vodka - 3 to 6 adding Orange or Lime juice will lower pH
Tomato & Tomato Juice - 4.2
Beer - 4.5
Coffee - 5.5
Normal rain - 5.7
Milk - 6.2
Saliva - 6.3 - 6.6
Dog urine - healthy is 6.2 to 6.5
Drinking water - 6.5 to 8
Water - Under 7 is considered acidic

Granite Shield Sealing Service Call Center
Sealing Hard Surfaces - Interior & Exterior
877-477-3254
Email: [email protected]
http://www.GraniteShield.com