D/2 is a nearly pH-neutral quaternary ammonium solution with surfactants that help carry surface contaminants away. No other solution is more trusted by architectural and monument conservators.

What is similar to d2 biological solution?

But the best solution (especially for biological stains), is with D/2 Biological Solution. This solution can clean stains that sit deep beneath the surface of the stone. A similar but more readily available alternative is the Wet and Forget Moss Mold Mildew & Algae Stain Remover.

Is d2 SAFE?

Safety Information D/2 Biological Solution is non-mutagenic, and contains no carcinogenic compounds as defined by NTP, IARC, or OSHA. It is considered essentially non-toxic by swallowing, as it has an oral LD50 of 2.0 g/kg of body weight. No special ventilation is required during use.

Is Wet and Forget safe for tombstones?

Wet & Forget is a quaternary ammonium compound, which makes it safe for all types of headstones.

What is the chemical d2?

D/2 Biological Solution is highly effective for removing stains caused by mold, mildew, algae, lichens, and air pollutants. Tested and used by the Department of Veterans Affairs and the National Park Service, D/2 is a biodegradable cleaner that is pH neutral and contains no salts, bleach or acids.

What is d2 biological?

D/2 Biological Solution is specially formulated to remove environmental pollution, dirt, and staining from biological soils such as mold, mildew, lichen, and algae from indoor and outdoor structures.

How do you clean graveyard graves?

Scrub: With a soft-bristle brush, gently scrub the headstone in an orbital motion from bottom to top. Avoid any cracks or flakes when scrubbing. Avoid cleaning the entire stone if there is an excessive amount of scratches or flaking. Rinse: Always rinse the stone from bottom to top to avoid streaking.

Can you use d2 on granite?

D/2 Biological Solution is effective for removing harmful biological and air pollutant staining from many building materials including masonry, marble, granite, limestone, brownstone, travertine, terra cotta, concrete, stucco, wood, canvas and vinyl & aluminum siding.

How much is headstones for graves?

The average cost of a standard flat headstone is around $1,000. But more detailed, upright headstones can cost between $1,000 and $3,000, as you’ll see with this granite headstone and another at a higher price point.

How do you clean mold off of tombstones?

Mold and Mildew Stains

1. Step 1: Make or Buy a Cleaning Solution. Mix a half cup of ammonia, or bleach, or hydrogen peroxide in a gallon of water.
2. Step 2: Wash the Stain with the Cleaning Solution.
3. Step 3: Wash and Dry the Marble Headstone.
4. Step 4: Make and Apply a Poultice.

Is vitamin d2 healthy?

Vitamin D (ergocalciferol-D2, cholecalciferol-D3, alfacalcidol) is a fat-soluble vitamin that helps your body absorb calcium and phosphorus. Having the right amount of vitamin D, calcium, and phosphorus is important for building and keeping strong bones.

Is d2 safe for headstones?

The Schlitzberger family recommends D/2 Biological Solution for safely cleaning headstones, markers, monuments and statuary. D/2 has been successfully used to clean millions of buildings and monuments. From the White House to Arlington Cemetery, D/2 is trusted to work and keep on working when results matter.