Table 2
Steps involved in enzymatic protocols for metal particle isolation
STEPS
Schmiedberg
40
Doorn
15
Catelas
10
Brown
4
Washing
6
7
9
12
Centrifugation
7
4
6
2
Dilution
2
4
3
8
Digestion
2
2
2
12
Boiling
-
4
3
5
heating
-
-
-
1
Transfer
3
-
-
Supernatant removal
7
4
6