Conversion Tables

Temperature Conversion Tables

Known temperature to be converted in centre column.
Centigrade conversion to left, Fahrenheit to right.
Example
–12.2 10 50
therefore
10°C = 50°F

Temperature   Transmittance-Absorbance Units
°C Known °F   %T A.U. %T A.U.
–17,8 0 32   1 2 51 .292
–15 5 41   2 1,699 52 .284
–12,2 10 50   3 1,523 53 .276
–9,4 15 59   4 1,398 54 .268
–6,7 20 68   5 1,301 55 .260
–3,9 25 77   6 1,222 56 .252
–1,1 30 86   7 1,155 57 .241
4,4 40 104   8 1,097 58 .237
10 50 122   9 1,046 59 .299
15,6 60 140   10 1 60 .222
21,1 70 158   11 .959 61 .215
26,7 80 176   12 .921 62 .208
32,2 90 194   13 .886 63 .201
37,8 100 212   14 .854 64 .194
43,3 110 230   15 .824 65 .187
48,9 120 248   16 .796 66 .180
54,4 130 266   17 .770 67 .174
60 140 284   18 .745 68 .167
65,6 150 302   19 .721 69 .161
71,1 160 320   20 .699 70 .155
76,7 170 338   21 .678 71 .149
82,2 180 356   22 .658 72 .143
87,8 190 374   23 .638 73 .137
93,3 200 392   24 .620 74 .131
98,9 210 410   25 .602 75 .125
104,4 220 428   26 .585 76 .119
110 230 446   27 .569 77 .114
115,6 240 464   28 .533 78 .108
121 250 482   29 .538 79 .102
149 300 572   30 .523 80 .097
177 350 662   31 .509 81 .092
204 400 752   32 .495 82 .086
232 450 842   33 .482 83 .081
260 500 932   34 .469 84 .076
288 550 1022   35 .469 85 .071
316 600 1112   36 .444 86 .066
343 650 1202   37 .432 87 .060
371 700 1292   38 .420 88 .056
399 750 1382   39 .409 89 .051
427 800 1472   40 .398 90 .046
454 850 1562   41 .387 91 .041
482 900 1652   42 .377 92 .036
510 950 1742   43 .367 93 .032
538 1000 1832   44 .357 94 .027
586 1050 1922   45 .347 95 .022
593 1100 2012   46 .337 96 .018
621 1150 2102   47 .328 97 .013
649 1200 2192   48 .319 98 .009
677 1250 2282   49 .310 99 .004
704 1300 2372   50 .301 100 .000
732 1350 2462          
760 1400 2552          
788 1450 2642          
816 1500 2732          
843 1550 2822          
871 1600 2912          
899 1650 3002          
927 1700 3092          
954 1750 3182          
982 1800 3272          
1010 1850 3362          
1038 1900 3452          
1066 1950 3542          
1093 2000 3632          

Constant Humidity Solutions

Saturated solutions of the salts in contact with excess solute produce the humidities indicated in a closed system.

Salt Temperature °C
15 20 25 30 35 40 50 60
Relative Humidity %
Potassium sulfate 97 97 97 96 96 96 96 96
Potassium nitrate 94 93 92 91 89 88 85 82
Potassium chloride 87 86 85 84 83 82 81 80
Ammonium sulfate 81 81 80 80 80 79 79 78
Sodium chloride 76 76 75 75 75 75 75 75
Sodium nitrite – 66 65 63 62 62 59 59
Ammonium nitrate 69 65 62 59 55 53 47 42
Sodium dichromate 56 55 54 52 51 50 47 –
Magnesium nitrate 56 55 53 52 50 49 46 43
Potassium carbonate 44 44 43 43 43 42 – –
Magnesium chloride 34 33 33 33 32 32 31 30
Potassium acetate 23 23 22 22 21 20 – –
Lithium chloride 13 12 12 12 12 11 11 11

Frequently Used Abbreviations

APHA American Public Health Association
CAS Chemical Abstracts Service
Cs. case
d, D dextrorotatory
DOT Department of Transportation
Ea. Each
F.W. Formula Weight
I, L Laevorotatory
ìm micrometre (10-6m)
M.W. Molecular weight
nm nanometre (10-9m)
ppb parts per billion
ppm parts per million
RT room temperature
TSCA Toxic Substances Control Act
USP United States Pharmacopeia

Codon dictionary

    Middle base    
5’-OH Terminal base U C A G 3’-OH Terminal base
U Phe Phe Leu Leu Ser Ser Ser Ser Tyr Tyr STOP STOP Cys Cys STOP Trp U C A G
C Leu Leu Leu Leu Pro Pro Pro Pro His His Gln Gln Arg Arg Arg Arg U C A G
A Ile Ile Ile Met Thr Thr Thr Thr Asn Asn Lys Lys Ser Ser Arg Arg U C A G
G Val Val Val Val Ala Ala Ala Ala Asp Asp Glu Glu Gly Gly Gly Gly U C A G