Accessory Tables

Appendix E: Accessory Tables

E.1 GAY LUSSAC’S TABLE FOR ETHANOL DILUTIONS Desired strength (as % v/v)

mL of watera per 100 mL absolute (  100% v/v) ethanol

mL of water per 100 mL 95% v/v ethanol

95

6.5

90

13.25

6.41

85

20.54

13.33

80

28.59

20.95

75

37.58

29.52

70

47.75

39.18

65

50.37

50.22

60

72.82

63.00

55

88.60

77.99

50

107.44

99.89

45

130.26

117.57

40

158.56

144.46

35

194.63

178.71

30

242.38

224.08

25

308.90

287.28

20

408.50

381.90

15

574.75

539.66

10

907.09

855.55

a

Usually distilled or ultrapure for most histological applications.

257

258

APPENDIX E: ACCESSORY TABLES

E.2 ULTRAMICROTOME SECTION THICKNESS COLOR REFERENCE CHART Approximate thickness (nm)a

Color

,60 Silver 90

Light gold Gold

150

Reddish Purple

200

Blue

240

Green Yellow

a

Valid for most epoxy and acrylic resins, as their refraction index  1.5.