Pigment Green 7, or PG7 as it’s sometimes called, isn’t just one pigment. It’s actually a group of pigments that have the same chemical composition but different physical properties, which gives them slightly different colorations and uses. There are six pigments in this family, ranging from PG7-1 to PG7-6. You may also see this pigment referred to as C.I 74160, its Color Index International name; or CI 75470, its Chemical Abstracts Service number.
What Is Pigment Green 7 (PG7)?
The pigment green 7, also known as PIGMENT GREEN 7 or C.I. Pigment Green 7, has a chemical formula of C16H10ClN2O5S2Na. It’s used in different fields to enhance color, increase opacity or improve gloss on a variety of surface types and substrates, including textiles like clothing. You can find pigment green 7 (PG7) in latex paints for wood surfaces and other products that include plastics such as toys or automotive components. Additives may be combined with PG7 to achieve specific properties such as increased dry time or improved weather resistance on exterior surfaces.
Where Is PG7 Found In Products?
When looking for pigment green 7 in your products, you may find that PG7c can be used in a variety of ways. It can be found in colorant ink or paint, often under its trade name Phloxine. You’ll also likely come across PG7 when looking at architectural paints, paper coatings or adhesives. When used in these types of industries, PG7 will most likely be referred to as H33/PG7 (the pigment itself), which comes from a family of pigments known as chlorinated Phthalocyanines. What makes these two groups of pigments so special is their ability to resist fading; pigment green 7 does not fade easily even when exposed to sunlight for long periods of time.
Is PG7 Safe As An Additive?
While there are regulations on how much PG7 is safe to use in products, there are no conclusive studies showing that PG7 directly causes cancer. Unfortunately, there’s still a lot we don’t know about PG7, so more research will have to be done before we can definitively say whether or not PG7 is harmful. It’s best to err on the side of caution until we get more data. In any case, never purchase products with unauthorized additives; if you have concerns about possible contaminants in your cosmetics and hair care products, see your doctor or a skin care professional for further advice.
So, What’s The Verdict On PG7?
Every person has a different level of sensitivity to specific chemicals. While some people may not experience any noticeable side effects from PG7, others will react differently to them. The most common reactions include skin irritation, eye irritation, rashes, acne breakouts and/or headaches.
Although PG7 hasn’t been proven to be cancerous when used in cosmetic products at certain levels, many people still choose to avoid using it because they feel uncomfortable with ingredients that have unknown side effects. If you would rather err on the side of caution, then steer clear of products containing PG7 — especially if you have sensitive skin or an existing skin condition like rosacea or eczema.
Bottom Line About Pigment Green 7
The color industry uses Pigment Green 7 in soaps, paper and paint. When used in color cosmetics, its main purpose is to produce a soap coloring that’s more stable than natural green colors. While its safety hasn’t been fully tested, Pigment Green 7 Manufacturer of personal care products are prohibited from using any ingredient that has not undergone toxicity testing by U.S. law.
In fact, all ingredients used in pigments must be certified as approved for use on skin before they can be put into products with contact to skin like shampoos or lipsticks. The FDA requires these lab tests to ensure that all pigment ingredients are safe when they come into contact with human skin.