Marion Boddy-Evans is an artist living on the Isle of Skye, Scotland. A white box with a diagonal line through it would mean semi-transparent, a diagonally-divided half white/ half black box is used to indicate semi-opaque, and a completely black box would mean it was totally opaque. Grumbacher Academy is rated excellent for. Some, like the acrylic paint manufacturer Golden, make it easy to judge how opaque or transparent a color is by having a swatch of the color painted on the label over a series of printed black bars. The lightfastness ratings are: W&N further state that  “For further information on some colours, the rating may include one or more of the following additions: (i)         ‘A’ rated in full strength may fade in thin washes(ii)        Cannot be relied upon to withstand damp(iii)       Bleached by acids, acidic atmospheres(iv)       Fluctuating colour; fades in light, recovers in dark(v)        Should not be prepared in pale tints with Flake White, as these will fade(vi)       ‘A’ rated with a coating of fixative”. It is easier to remove acrylic paint from your clothes when it is wet, as this requires flushing under cold water and, Use small amounts at one time, as acrylic paints can dry quite quickly and result in waste, Blot your brushes regularly to remove color and moisture, Blend colors quickly as acrylic paints dry fast and you need time to get the perfect shade for your project. The producer and the user of artists' materials, therefore, can be apprised of suitable colorants. These kind of paints are likely to come in large sets with a range of colors, such as the. contains ten universal colors that can be used for a range of different projects. Considerations to make for acrylic paints include. This means they are thick, will not drip and can be used with brushes or craft knives. I call it the ‘marketing’ name because that’s really all it is: a name chosen by a paint company which does not tell you which pigment or combination of pigments the colour is made from. The 10-tube set, however, won’t have cyan and thus easily mix with the very intense pinks suitable for your professional artwork. Fair lightfastness (Impermanent). I’ve found that doing so really helped me to select and apply my colours more effectively, and gave better long term, structural stability to my paintings. Most paints throughout this review are professional grade. If you are a hobbyist artist or a beginner to acrylic paints, then it is recommended that you start with the basics. ‘Series 5’ paints are the most expensive and can cost well over twice as much as those in the Series 1 bracket. In general, the top ‘AA’ rating is only awarded for the very stable ‘inorganic’ pigments derived from metal oxides such as viridian, cobalt, or titanium. The colors of these acrylic paints are smooth and buttery, providing a satin finish. Paints such as the Matisse Structure Sampler Set of 12 are professional grade and are heavy duty, which means that they will not fade over time and have a high permanence. As a consequence we have some colours without ASTM ratings, but which do have BS (blue wool scale) ratings. 1.3 Lightfastness categories are established to which colorants are assigned based on the color difference between specimens before and after exposure. Two widely used systems are the ASTM and Blue Wool systems. The Arteza acrylic paint comes in a variety of vibrant colors (48 in the set). Other manufacturers will keep things simple and just write ‘Opaque’, ‘Semi-Opaque’ and so on. Acrylic paint can be thinned down with water. After the stain has been lifted manually, wash the clothes in the washing machine with a stain removing detergent. These acrylic paints are versatile as they have a controllable drying time and can be brought back to life once dried. For example our paint tube includes two pigments:  ‘PG7’ which is the number for the green pigment Phthalocyanine Green, and ‘PB 15’ which is the code for the blue pigment Phthalocyanine Blue. These type of paints are also fairly easy to use, and many artists are quite quick to learn the necessary techniques. Lightfastness Ratings. As acrylic paints are thick in consistency, they can stain easily and getting them out is sometimes tricky. Further, the paint can sit on your open palette for about 30 minutes without drying. D5098 Specification for Artists Acrylic Dispersion Paints. have been approved for educational use, which means that they are safe and suitable for children to use. If there’s a CL label then underneath you’ll see a specific written warning about health problems posed by the pigment. It will derive either from a ground organic substance, or a synthetic substance that is chemically produced. There is now a worldwide standard for permanence. This paint is listed as containing pigments ‘PG7 and PB15’. Most paints throughout this review are professional grade. Acrylic paints are some of the best available. These acrylic paints are professional standard and provide a beautifully rich pigment. This particular product has five colors that can be mixed together to create a range of shades. Some painting techniques work better with thinner paint consistency. Professional grade acrylic paints are considered to be a superior product due to the fact that they offer more colors and a high quality of pigmentation. The acrylic paints offer good pigments and are slow drying. mediums and Acrylic paints to get great color ranges for your professional artistic project. Sometimes the paint tube label will also have a number after the color index name, e.g. Further, the paints are professional, beginner, and kid-friendly acrylics. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. Our stringent controls mean you can have total confidence in the permanence of every pigment used in all of our professional artist’ paints. Typically you'll see the word "warning" or "caution" and then more specific information. Medium-sized acrylic paint but some 4 varied sizes vibrant, and velvety texture. 5.3 This standard does not cover factors other than lightfastness that can affect the permanence of art materials.