Is Sherwin-Williams White Pigmented Shellac Primer toxic?
No paint is risk-free, and "toxic" depends on how much you're exposed to and for how long. Here is what Sherwin-Williams's own documents show. Sherwin-Williams White Pigmented Shellac Primer scores 10 out of 100. Its untinted VOC is 515 g/L. Its Safety Data Sheet carries these warnings: cancer warning and reproductive warning. We found no third-party emissions testing for it.
- Health score
- 10
- VOC g/L
- 515
- Use
- Exterior primer, Interior primer
Safety Data Sheet warnings
- Cancer warningContains Methyl Isobutyl Ketone 4-Methylpentan-2-one, a suspected carcinogen present in the paint itself, not only as dust.
- Reproductive warningSuspected of damaging fertility or the unborn child.
- FlammableKeep away from heat and flames.
Evidence beyond the label
- Emissions testing: none found
- Health certification: none found
- Full ingredient list (Health Product Declaration): not published
Product
Updated October 12, 2026. Scores summarize the evidence makers publish. They don't guarantee safety or predict individual health outcomes. No brand pays to be listed. How we score