{"product_id":"michael-harding-oil-cobalt-blue-s5","title":"Michael Harding Oil - Cobalt Blue S5","description":"\u003cp\u003e\u003cstrong\u003ePB28. Very Fast Drying. Semi-Opaque. Excellent Lightfastness. Average Oil Content.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIntroduced at about the same time as Ultramarine, Cobalt Aluminate is a synthetic inorganic spinel (i.e. a very high-fired metal compound). It is a more greenish blue than the latter, with a heavier, more mineral appearance when neat. The hues formed from it are correspondingly heavier and greyer. But it has a certain downright shade which the cheaper Ultramarine cannot quite match. The paint film when dry is quite soft.\u003c\/p\u003e","brand":"Michael Harding","offers":[{"title":"40ml","offer_id":63641639616842,"sku":"MHO1149","price":34.99,"currency_code":"GBP","in_stock":true},{"title":"225ml","offer_id":63641639649610,"sku":"MHO2849","price":150.02,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1056\/0759\/4314\/files\/506_Cobalt_Blue__70361.1645630425.1280.1280.jpg?v=1790157880","url":"https:\/\/www.atlantisart.co.uk\/products\/michael-harding-oil-cobalt-blue-s5","provider":"Atlantis Art Materials","version":"1.0","type":"link"}