Description
Ignition dish 33 D size 4 is a flat porcelain laboratory dish for ignition and ashing procedures. It has a diameter of 48 mm, a height of 12 mm and a nominal volume of 15 ml. The dish is glazed except for the outer base surface, giving chemical resistance on the working surfaces while the unglazed base supports stable placement. This Haldenwanger porcelain vessel belongs to the 33 D series in size 4 and is supplied in packs of 30 pieces. The flat geometry promotes even heat distribution during high-temperature work typical of analytical chemistry and materials testing. Porcelain construction delivers the thermal stability required for repeated heating cycles in laboratory furnaces. Compact dimensions allow convenient handling on standard hot plates and in muffle furnaces. Consistent form and finish support gravimetric analysis, residue determination and sample preparation steps that demand controlled ignition followed by weighing or further examination. The combination of defined volume, glazed interior and robust porcelain body makes the dish a practical choice for routine laboratory workflows requiring multiple identical vessels.
This article is part of Crucibles, in Dishes, crucibles & porcelain.
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Questions about Incinerating dishes 33, size 4, flat, glazed except outside base, Ø
What is this article?
Incinerating dishes 33, size 4, flat, glazed except outside base, Ø is the article on this page. Luminix Health distributes Haldenwanger for laboratory use. It sits in Crucibles, inside Dishes, crucibles & porcelain, in Labware.
A crucible holds a sample in a furnace or over a flame, at temperatures that would soften a borosilicate beaker. Porcelain, platinum and glazed ceramic are different articles. The form, tall or wide, decides how fast a sample dries or ashes.
A dish is an open vessel for drying, evaporating or holding a solid. Porcelain and glazed ceramic take a higher temperature than borosilicate glass, which is why a crucible, not a beaker, goes into a furnace. A watch glass covers, or holds a small amount for drying. A mortar is for grinding. The temperature and the chemical, not the shape alone, choose the material. Laboratory ware of this family is listed under ISO laboratory ware.
Which category should I open next?
The category is Dishes, crucibles & porcelain. The sub-category is Crucibles. The catalogue is Labware.
Shelves beside this one are Trays, bowls & tubs, Mortars & pestles, Watch glasses & crystallising dishes, Evaporating dishes and Dishes (other).
What should I check before I order?
When this page shows a safety data sheet, use that manufacturer file. Hazard text does not belong in the sales description. For a pack size, a grade or a certificate that is not on the page, send a quote request or contact the team.
How does ordering and shipping work?
Luminix Health distributes this article from the heart of Europe. Articles in stock ship within 2–5 business days. Standard delivery is free from €250 excl. VAT. Cold-chain goods and dangerous goods under ADR are never included in that free delivery. The terms are in the Shipping Policy. The full brand index is on shop by brand. Who we are is on about us.
Which other categories should I open?
The seven catalogues are Labware, Lab chemicals, Lab instruments, Lab consumables, Chromatography equipment, Lab safety equipment and Life Science & Microbiology.

