Single Derwent Inktense Block in Iris Blue, side view of the square stick with DERWENT INKTENSE and colour number 0900 embossed along it
Open tin of Derwent Inktense Blocks beside a sea turtle and coral painting, with loose blocks, brushes and pencils, Derwent range image
Derwent Inktense Blocks in blue, green and purple beside a palette of water, a jar of shells and a sea painting, Derwent range image
Single Derwent Inktense Block in Iris Blue, side view of the square stick with DERWENT INKTENSE and colour number 0900 embossed along it
Open tin of Derwent Inktense Blocks beside a sea turtle and coral painting, with loose blocks, brushes and pencils, Derwent range image
Derwent Inktense Blocks in blue, green and purple beside a palette of water, a jar of shells and a sea painting, Derwent range image
Single Derwent Inktense Block in Iris Blue, side view of the square stick with DERWENT INKTENSE and colour number 0900 embossed along it
Open tin of Derwent Inktense Blocks beside a sea turtle and coral painting, with loose blocks, brushes and pencils, Derwent range image
Derwent Inktense Blocks in blue, green and purple beside a palette of water, a jar of shells and a sea painting, Derwent range image
Derwent Academy

Derwent Inktense Block Iris Blue 0900 Box of 6

Regular price
$30.47
Sale price
$30.47
Regular price
RRP $38.17
Or 4 payments of $7.62 with
Add items to a quote for bulk pricing, approvals, or purchase orders.

SKU: AA2300426

Iris Blue Inktense Block: water-soluble, permanent once dry

Iris Blue 0900 is a soft-textured Derwent Inktense Block that can be used dry or with water and dries permanently.

This is Derwent Inktense Block Iris Blue (0900), a water-soluble block from a range of 72 colours. Derwent lists use on paper and on porous surfaces including ceramic, wood and fabric, naming silk and cotton. The core size is 8mm and the texture is soft. Worked dry or with water, the pigment intensifies once water is added. Once the colour has dried it is permanent, and you can work over the top of it without lifting the layer below.

Our code is AA2300426 and Derwent's is 2300426; Iris Blue carries colour number 0900. Range ratings from Derwent: colour intensity 5, layering 5, blendable 3, strength 3. One unit is a box of 6 Iris Blue blocks. Derwent's features table lists the blocks as water-soluble, permanent once dry and suitable for use on fabric.

The wider Art & Craft Supplies collection covers the drawing, painting and craft materials we carry. You will find this listing in Watercolour Paints, which brings watercolour paints and water-soluble blocks into one collection. Every colour in the range is grouped in Derwent Inktense Blocks.

  • Colour: Iris Blue, number 0900
  • Highly pigmented, ink-like colour
  • Suitable for use on fabric, per the Derwent range features
  • Part of a 72-colour range
  • Water-soluble block, used dry or with water
  • Fabric such as silk and cotton
  • Ceramic surfaces
  • Wood surfaces
  • Fine art projects

Shipping

Shipping is kept simple with flat rates for selected areas and free shipping where applicable. Large, bulky, rural or out-of-area orders may require additional freight, and our team will contact you if this applies. For a more specific estimate, simply add this product to a quote or visit our shipping page.

Delivery Times

Melbourne, Sydney, Brisbane, Adelaide — 1 to 3 business days
Perth — 1 to 5 business days
Regional & Outer Areas — 3 to 7 business days

Returns

If you have questions about returns, please contact us or visit our returns page for full details.

Specifications

Brand: Derwent

Product Code: AA2300426

Derwent Code: 2300426

Range: Derwent Inktense Blocks

Colour: Iris Blue

Colour number: 0900

Lightfast rating (Blue Wool scale, 0-8): 7

Texture: Soft

Core size: 8mm

Water-soluble: Yes

Permanent once dry: Yes

Suitable for use on fabric: Yes

No. colours in range: 72

Range lightfast: 88%

Layering (Derwent range rating): 5

FAQs

Yes. Derwent says Inktense Blocks can be used dry or mixed with water, and the colour becomes more intense with water.
Derwent lists Iris Blue 0900 under code 2300426. Our product code is AA2300426.
Derwent formulates the blocks to dry permanently, so previously dried layers are not dissolved by colour worked over the top.
Derwent names paper and porous surfaces including ceramic, wood and fabric, with silk and cotton listed for fabric.
One box of 6 Derwent Inktense Blocks, all in Iris Blue, colour 0900, Derwent code 2300426. Derwent's own site sells Inktense Blocks in assorted tins of 12, 24, 36 and 72; the single-colour box of 6 is the trade pack this listing is priced on.

Shipping & Delivery

Delivery time depends on your location, the size of your order, and the shipping option selected at checkout. For in-stock items, standard metro delivery in QLD, NSW and VIC is usually 1 to 7 business days. South Australia, Tasmania, Western Australia and the Northern Territory are generally 3 to 12 business days. Express delivery for eligible parcels under 3kg is usually 1 to 4 business days in QLD, NSW, ACT and VIC. Delivery estimates apply to in-stock items only and may vary due to carrier conditions or delays.

If you need to make a change to your order, please contact our team as soon as possible. Once an order has been processed or dispatched, changes may no longer be possible. You can contact us through our Contact Us page for assistance.

Mega Office Supplies ships orders Australia wide and occasionally internationally. The best avenue would be to contact us so we can customise a specific quote for you. Please note that associated international duties, taxes and levies will be the responsibility of the customer.

Returns, Refunds & Replacements

Mega Office Supplies accepts change-of-mind returns for unopened and unused products within 14 days from the invoice date, provided the item is returned in its original packaging and in resalable condition. Original shipping costs are not refundable, return shipping is the customer’s responsibility, and a restocking fee may apply depending on the product type and supplier. Some items, including electronics, assembled or installed furniture, food, beverages, medicines, custom-made products, and certain bulk or special-order items, are not eligible for return unless required under Australian Consumer Law.

If your order arrives faulty, damaged, or incorrect, please contact Mega Office Supplies as soon as possible. Where required under Australian Consumer Law, a repair, replacement, or refund will be offered. In these cases, Mega Office Supplies will cover reasonable return shipping costs, and photographic evidence may be requested to help process the claim. Items should be reported within a reasonable timeframe after delivery.