{"product_id":"golden-open-slow-drying-acrylic-paint-sap-green-5-fl-oz-extended-blending-time","title":"GOLDEN OPEN Slow-Drying Acrylic Paint Sap Green — 148 ml, Extended Blending Time","description":"\u003cp\u003e\u003cstrong\u003eGOLDEN OPEN Slow-Drying Acrylics in Sap Green is a professional, slow-drying acrylic paint formulated to give artists extended working time for blending, glazing, and colour layering.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDeveloped for painters who need more time on the palette and canvas, this Sap Green tube recreates a historic buckthorn-derived hue with improved lightfastness and modern pigments. The formula keeps the paint open longer than standard acrylics so you can blend smoother transitions, preserve mixed colours, and work wet-in-wet without the tackiness of oils. It also mixes predictably with faster-drying acrylics to tailor working time where needed.\u003c\/p\u003e\n\n\u003ch3\u003eHow does GOLDEN OPEN Sap Green help when I need longer blending time?\u003c\/h3\u003e\n\u003cp\u003eThe slow-drying chemistry extends working time so you can blend edges, build glazes, and execute subtle transitions without the paint drying prematurely. That extra open time reduces overworking and keeps mixtures true on the palette.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eExtended wet time for glazing and soft edges\u003c\/li\u003e\n  \u003cli\u003eMaintains colour integrity during lengthy sessions\u003c\/li\u003e\n  \u003cli\u003eReduces waste by preserving mixed palettes\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat pigments and lightfastness does this Sap Green use?\u003c\/h3\u003e\n\u003cp\u003eThis Sap Green is a semi-transparent mix using PR101, PY150, PG36 and PBk7 to achieve depth and chroma while improving permanence. It carries an ASTM Lightfastness rating of I (Excellent), suited for archival work when used properly.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSemi-transparent tonal behavior for glazing\u003c\/li\u003e\n  \u003cli\u003eASTM Lightfastness I for longevity\u003c\/li\u003e\n  \u003cli\u003eVegan-friendly pigment vehicle\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan I mix GOLDEN OPEN with other acrylics or mediums?\u003c\/h3\u003e\n\u003cp\u003eYes — OPEN paints are formulated to be compatible with standard acrylics and waterborne acrylic mediums. Mix sparingly to control working time or combine with faster acrylics when you want quicker setting in select areas.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMixes with waterborne acrylics and mediums\u003c\/li\u003e\n  \u003cli\u003eUse transparent layers for glazing effects\u003c\/li\u003e\n  \u003cli\u003eAdjust viscosity with acrylic mediums, not solvents\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow does this paint perform in different techniques like plein air or portraiture?\u003c\/h3\u003e\n\u003cp\u003eBecause of its extended open time and semi-transparent behavior, Sap Green is well suited to landscapes and portrait underpainting where subtle tonal shifts matter. It lets you refine values and edges on-site without the fast tack-up of conventional acrylics.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eIdeal for plein air layering and wet blending\u003c\/li\u003e\n  \u003cli\u003eUseful in portraiture for smooth skin transitions\u003c\/li\u003e\n  \u003cli\u003eWorks with printmaking and mixed-media approaches\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: GOLDEN OPEN Sap Green 5 fl. oz. is designed for professional and dedicated hobbyist painters who want the convenience and handling of acrylics with a longer working time. It's a good fit for artists working in landscape, portrait, glazing, plein air, and mixed-media processes who need archival pigments, consistent mixing behavior, and reduced palette waste.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long does GOLDEN OPEN Sap Green stay workable?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It stays workable significantly longer than standard acrylics, allowing extended blending and glazing sessions; exact open time depends on ambient temperature and humidity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this Sap Green suitable for archival artworks?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — it uses pigments with ASTM Lightfastness I and archival-grade binders when applied and varnished correctly.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"GOLDEN","offers":[{"title":"Default Title","offer_id":55297299382609,"sku":"B005JJVEIE","price":49.88,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1086\/5567\/3681\/files\/golden-open-sap-green-front-tube.jpg?v=1791952573","url":"https:\/\/craftiche.co.uk\/products\/golden-open-slow-drying-acrylic-paint-sap-green-5-fl-oz-extended-blending-time","provider":"Craftiche","version":"1.0","type":"link"}