LOBSTER SHELL -Moisture: 12% max -Protein: 31% min -Salt: 10% max -Ash: 42% max SHRIMP SHELL -Moisture: 12% max -Protein: 31% min -Salt: 10% max -Ash: 42% max CRAB SHELL Protein: 22% min -Moisture: 13% max -Impurity: 3%