update: / / cuttlefish bone refers to the internal cartilaginous shell ofthe cuttlefish, a relative ofthe squid and octopus. cuttlefish bone is typically smooth and white, with small, wavy lines or ridges. the shell is rich in minerals such as calcium and carbon, and contains more than a dozen amino...
update: / / cuttlefish bone refers to the internal cartilaginous shell ofthe cuttlefish, a relative ofthe squid and octopus. cuttlefish bone is typically smooth and white, with small, wavy lines or ridges. the shell is rich in minerals such as calcium and carbon, and contains more than a dozen amino...
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harvests documents support news making of waste shrimp shell chitosan update: / / chitosan is the deacetylation's product of chitin which are found on the outer skin of crustacea species such as shrimps and crabs. nitrogen electron in the amino groups possessed by chitosan can bind cholesterol in fat...
an emission filter the filters are often plugged in together in a filter cube (compound microscopes) or in a flat holder (mainly stereo microscopes). whereas the excitation filter selects the wavelengths to excite a particular dye within the specimen, the emission filter serves as a kind of quality...
compressed from the outside and from the inside pushing air out , tie , tightly closed . after days incubation , lactic acid concentration increased , after days , lactic acid concentration continues to increase . at the sixth day , the crude protein content ranged from % % , inversely proportional...
compressed from the outside and from the inside pushing air out , tie , tightly closed . after days incubation , lactic acid concentration increased , after days , lactic acid concentration continues to increase . at the sixth day , the crude protein content ranged from % % , inversely proportional...
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