Parr-instrument 6100 Manual de usuario descargar pdf (Pagina 56)

Standardization

Parr Instrument Company

Table C-2

Calorimeter Control Limit Values in cal/g When Benzoic Acid is Used as a Test Sample

Accepted heat of combustion taken as 6318 cal/g.

Instrument precision 0.20%.

Control limits based on 99% condence (3 sigma) values.

Values are in cal/g.

NUMBER OF

OBSERVATIONS

IN A GROUP

UCL FOR THE RANGE

(HIGH – LOW) WITHIN

THE GROUP

UCL FOR THE

RSD WITHIN THE

GROUP

MAXIMUM PERMISSIBLE DEVIATION

OF THE GROUP MEAN FROM THE

ACCEPTED VALUE OR GRAND MEAN

1 37.9

2 46.6 0.521% 26.8

3 55.1 0.455% 21.9

4 59.4 0.418% 19.0

5 62.1 0.393% 1 7. 0

6 64.2 0.375% 15.5

7 65.7 0.361% 14.3

8 67.1 0.350% 13.4

9 68.2 0.341% 12.6

10 69.1 0.334% 12.0

11 69.9 0.327% 11. 4

12 70.7 0.322% 10.9

13 71.3 0.317% 10.5

14 72.0 0.313% 10.1

15 72.5 0.309% 9.8

16 73.1 0.305% 9.5

17 73.5 0.302% 9.2

18 74.0 0.299% 8.9

19 74.4 0.297% 8.7

20 74.8 0.294% 8.5

21 75.2 0.292% 8.3

22 75.6 0.290% 8.1

23 75.9 0.288% 7. 9

24 76.2 0.286% 7. 7

25 76.5 0.284% 7. 6

1 2 ... 51 52 53 54 55 56 57 58 59 60 61 ... 81 82

Comentarios a estos manuales

Sin comentarios

Parr-instrument 6100 Manual de usuario Pagina 56

Comentarios a estos manuales

Relacionado con productos y manuales para Instrumentos de medición Parr-instrument 6100