| Protein, | 81.46 | percent |
| Fat, | 4.64 | „ |
| Ash, | 11.23 | „ |
As seen from the above the composition of the dry substance in canned lobster, except content of water, is not perceptibly different from that of the fresh sample.
Composition of the Dry Substance of Canned Crabs.—
| Protein, | 79.10 | percent |
| Fat, | 7.55 | „ |
| Ash, | 9.68 | „ |
Shrimp (Crangon vulgaris).
—The shrimp is a highly valued article of food, especially when it can be had fresh or properly canned. It has been a practice to ship shrimps in bulk preserved with sulfites or boric acid. This is a most reprehensible form of adulteration.
Canned Shrimps.
—In the total dry edible portion, including solids in the liquid contents of the can, are found:
| Protein, | 86.89 | percent |
| Fat, | 3.44 | „ |
| Crude ash, | 8.84 | „ |
In edible portion (flesh plus liquids):