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Table 1 Characteristics of diatom feedstock

From: Prospects for commercial production of diatoms

Properties Quantities (%)
General properties
Moisture contenta 11.45
Ash content 32.8
Chemical composition
Crude protein 38.7
Crude fat 3.70
Acid detergent fiber 17.2
Neutral detergent fiber 21.0
Lignin 6.53
Elemental composition
C 31.9
H 4.26
N 5.96
Si 6.76
Miscellaneousb 9.02
Oc 42.1
  1. All data calculated based on dry weight except as noted otherwise
  2. aCalculated as received
  3. bSum of S, P, Mg, Ca, and Na
  4. cCalculated by difference