#7A Bone Ash cupels, pack of 6.
MgO cupel has some minor chipping from shipping and handling should be expected. ""!!!!! DOES NOT AFFECT THE CUPEL!!!!!"""
Ideal for testing and small scale assaying.
Size 7A. (1-9/16"diameter- same as SA, 6A, 7A).
Can absorb about 45g of lead.
Dimensions:
| Approximate dimensions: | ||||||
| Size | O.D of Cup | I.D. of Cup | Dia of Bottom | Height of Cupel | Depth of Cup | Weight (Approx) |
| 7A | D | D1 | D2 | H | H1 | (grams) |
| mm | 40.0 | 30.0 | 30.0 | 32.0 | 12.0 | 49.0 |
| inch | 1.57" | 1.18" | 1.18" | 1.25" | 0.47" | 49.0 |
 Due to shipping and handling, some minor chipping of the cupels is possible and should be expected. The product is still usable with these small defects should they occur. | ||||||