http://localhost:3259UK watercolour materials:exact tubes,half-pan sets,paper specifications,pigment fields and dated price conditions.http://localhost:3259/guides/tube-set-and-paper-before-price/http://localhost:3259/guides/tube-set-and-paper-before-price/The selections are Cotman Ultramarine 8 ml tube, UK variant 54851699343737/SKU 884955085158; Cotman Sketchers’ Pocket Set, SKU 5012572005784, with twelve ahttp://localhost:3259/guides/ultramarine-eight-ml-variant/http://localhost:3259/guides/ultramarine-eight-ml-variant/The maker’s public product-data response identifies variant 54851699343737 as 8 ml, price 425p and SKU 884955085158. The family page defaults to a Half Panhttp://localhost:3259/guides/sketchers-pocket-set-twelve-half-pans/http://localhost:3259/guides/sketchers-pocket-set-twelve-half-pans/The UK maker lists twelve Cotman half pans and one travel brush under SKU 5012572005784. Its current name is Sketchers’ Pocket Set, previously Sketchers’ Phttp://localhost:3259/guides/arches-hot-pressed-twelve-sheet-pad/http://localhost:3259/guides/arches-hot-pressed-twelve-sheet-pad/Jackson’s UK recordPPAP23HP identifies an Arches Aquarelle hot-pressed gummed pad, 23×31 cm, twelve sheets, 300 gsm/140lb. Its observed ticket is£17.90. Thhttp://localhost:3259/guides/three-current-uk-watercolour-quotes/http://localhost:3259/guides/three-current-uk-watercolour-quotes/The maker’s selected 8 ml Ultramarine variant is£4.25; the maker’s twelve-half-pan Sketchers’ Pocket Set is£28.40; and Jackson’s twelve-sheet Arches hot-prhttp://localhost:3259/guides/colour-number-versus-pigment-code/http://localhost:3259/guides/colour-number-versus-pigment-code/The selected Cotman Ultramarine is colour 660 in the maker range. PB29 is the pigment code on the maker’s product/chart record. A commercial colour number http://localhost:3259/guides/hue-names-do-not-transfer-formulas/http://localhost:3259/guides/hue-names-do-not-transfer-formulas/The selected set lists several names containing Hue, including Cadmium Yellow Hue and Viridian Hue. Omitting that word can confuse the selected formulationhttp://localhost:3259/guides/lightfastness-and-permanence-ratings/http://localhost:3259/guides/lightfastness-and-permanence-ratings/The UK maker product record labels Ultramarine lightfastness Excellent, and the Cotman chart shows the Ultramarine row withPB29 and a lightfastnessI entry.http://localhost:3259/guides/eight-ml-is-not-eight-grams/http://localhost:3259/guides/eight-ml-is-not-eight-grams/The Ultramarine tube is explicitly 8 ml. The set contains twelve half pans, but no verified millilitre fill quantity for those pans has been established hehttp://localhost:3259/guides/twelve-sheets-not-twenty-four/http://localhost:3259/guides/twelve-sheets-not-twenty-four/The selected Arches pad is listed as twelve sheets. Two sides of one sheet do not create two physical sheets. A retailer may describe pages or surfaces difhttp://localhost:3259/guides/metric-size-before-a4-shorthand/http://localhost:3259/guides/metric-size-before-a4-shorthand/The selected retailer gives 23×31 cm and an approximate 9×12 inch size description. ISO A 4 is 210×297mm. These are different dimensions. A marketing shorthttp://localhost:3259/guides/gsm-is-not-thickness-or-pad-mass/http://localhost:3259/guides/gsm-is-not-thickness-or-pad-mass/The selected paper is 300 gsm, also described as 140lb in the retailer’s paper convention. GSM expresses mass per unit area. It is not a thickness measuremhttp://localhost:3259/guides/hot-pressed-not-and-rough/http://localhost:3259/guides/hot-pressed-not-and-rough/PPAP23HP is the hot-pressed version. The retailer lists cold-pressed/Not and rough pads separately. “Not” in this paper context is a cold-pressed surface dhttp://localhost:3259/guides/cotton-and-gelatin-are-different-fields/http://localhost:3259/guides/cotton-and-gelatin-are-different-fields/The selected pad’s fibre is declared 100%cotton. The retailer also identifies gelatine as an animal-derived ingredient and describes gelatine sizing. The chttp://localhost:3259/guides/gummed-pad-versus-four-edge-block/http://localhost:3259/guides/gummed-pad-versus-four-edge-block/Jackson’s describes the selected Arches pad as gummed on its short edge. The maker’s range page distinguishes short-side-glued pads from blocks glued on fohttp://localhost:3259/guides/uk-sds-versus-a-generic-safety-badge/http://localhost:3259/guides/uk-sds-versus-a-generic-safety-badge/The UK maker pages contain warnings about MBIT and a biocidal ingredient, IPBC, with skin-sensitisation context. Those statements are retained as source wahttp://localhost:3259/guides/price-per-unit-keeps-the-denominator/http://localhost:3259/guides/price-per-unit-keeps-the-denominator/For the selected tube, the observed£4.25 divided by 8 ml is£0.531250 per declared millilitre. The set’s£28.40 divided by twelve is£2.366667 per assorted hahttp://localhost:3259/guides/whole-pack-stock-without-painting-yield/http://localhost:3259/guides/whole-pack-stock-without-painting-yield/The tool rounds a user-chosen stock target to complete selected retail offers. It does not decide how much paint a class or an artwork needs. Held stock muhttp://localhost:3259/guides/uk-delivery-thresholds-and-stock-conflicts/http://localhost:3259/guides/uk-delivery-thresholds-and-stock-conflicts/The default arithmetic joins two maker paint references with a Jackson’s paper reference. Those are separate selling routes. The total£50.55 does not estabhttp://localhost:3259/guides/integer-pence-credits-and-charges/http://localhost:3259/guides/integer-pence-credits-and-charges/The selected reference tickets are 425p, 2840p and 1790p, totalling 5055p. A confirmed merchandise-only credit of£50.55 leaves zero merchandise. A£50.56 cr