±Ù»ç PH°ª
ACIDS
[Ȑ] |
Description |
¸íĪ |
°ª |
Description |
¸íĪ |
°ª |
Hydrochloric,
N |
¿°È¼ö¼Ò, N |
0.1 |
Formic, 0.1N |
Æ÷¸§»ê, 0.1N |
2.3 |
Hydrochloric,
0.1N |
¿°È¼ö¼Ò, 0.1N |
1.1 |
Lactic, 0.1N |
À¯»ê(¶ôÆ®»ê), 0.1N |
2.4 |
Hydrochloric,
0.01N |
¿°È¼ö¼Ò, 0.01N |
2.0 |
Acetic, N |
ÃÊ»ê, N |
2.4 |
Sulfuric, N |
Ȳ»ê, N |
0.3 |
Acetic, 0.1N |
ÃÊ»ê, 0.1N |
2.9 |
Sulfuric, 0.1N |
Ȳ»ê, 0.1N |
1.2 |
Acetic, 0.01N |
ÃÊ»ê, 0.01N |
3.4 |
Sulfuric, 0.01N |
Ȳ»ê, 0.01N |
2.1 |
Benzoic, 0.01N |
¾È½ÄÇâ»ê, 0.01N |
3.1 |
Orthophosphoric,
0.1N |
¿À¸£ÅäÀλê, 0.1N |
1.5 |
Alum,
0.1N |
¸í¹Ý, 0.1N |
3.2 |
Sulfurous, 0.1N |
¾ÆÈ²»ê, 0.1N |
1.5 |
Carbonic (saturated) |
ź»ê(Æ÷È»óÅÂ) |
3.8 |
Oxalic, 0.1N |
¿Á»ì»ê, 0.1N |
1.6 |
Hydrogen sulfide,
0.1N |
Ȳȼö¼Ò, 0.1N |
4.1 |
Tartaric, 0.1N |
Ÿ¸£Å¸¸£»ê, 0.1N |
2.2 |
Arsenious (saturated) |
¾Æºñ»ê(Æ÷È»óÅÂ) |
5.0 |
Malic, 0.1N |
»ç°ú»ê, 0.1N |
2.2 |
Hydrocyanic,
0.1N |
½Ã¾Èȼö¼Ò»ê(û»ê), 0.1N |
5.1 |
Citric, 0.1N |
±¸¿¬»ê, 0.1N |
2.2 |
Boric, 0.1N |
ºØ»ê, 0.1N |
5.2 |
BASES
[¿°±â] |
Sodium
hydroxide, N |
°¡¼º¼Ò´Ù, N |
14.0 |
Ammonia,
N |
¾Ï¸ð´Ï¾Æ, N |
11.5 |
Sodium hydroxide,
0.1N |
°¡¼º¼Ò´Ù, 0.1N |
13.0 |
Ammonia, 0.1N |
¾Ï¸ð´Ï¾Æ, 0.1N |
11.1 |
Sodium hydroxide,
0.01N |
°¡¼º¼Ò´Ù, 0.01N |
12.0 |
Ammonia, 0.01N |
¾Ï¸ð´Ï¾Æ, 0.01N |
10.6 |
Potassium hydroxide,
N |
¼ö»êÈÄ®·ý, N |
14.0 |
Potassium, 0.01N |
Ä®·ý, 0.01N |
11.0 |
Potassium hydroxide,
0.1N |
¼ö»êÈÄ®·ý, 0.1N |
13.0 |
Magnesia (saturated) |
»êȸ¶±×³×½·(Æ÷È»óÅÂ) |
10.5 |
Potassium hydroxide,
0.01N |
¼ö»êÈÄ®·ý, 0.01N |
12.0 |
Sodium sesquicarbonate,
0.1N |
ź»ê³ªÆ®·ý,0.1N |
10.1 |
Sodium metasilicate,
0.1N |
±Ô»êȳªÆ®·ý, 0.1N |
12.6 |
Ferrous hydroxide
(saturated) |
¼ö»êÈÁ¦ÀÏö(Æ÷È»óÅÂ) |
9.5 |
Lime (saturated) |
¼®È¸(Æ÷È»óÅÂ) |
12.4 |
Calcium carbonate
(saturated) |
¼ö»êÈÄ®½·(Æ÷È»óÅÂ) |
9.4 |
Sodium triphosphate,
0.1N |
»ïÀλ곪Ʈ·ý, 0.1N |
12.0 |
Borax, 0.1N |
ºØ»ç, 0.1N |
9.2 |
Sodium carbonate,
0.1N |
ź»ê³ªÆ®·ý, 0.1N |
11.6 |
Sodium bicarbonate,
0.1N |
Áßź»ê³ªÆ®·ý, 0.1N |
8.4 |
BIOLOGICAL
MATERIALS [»ýü ¹°Áú] |
Blood, plasma,
human |
Ç÷¾×, Ç÷Àå(Àΰ£) |
7.3-7.5 |
Duodenal contents,
human |
½ÊÀÌÁöÀå¾×(Àΰ£) |
4.8-8.2 |
Spinal
fluid, human |
ô¼ö¾×(Àΰ£) |
7.3-7.5 |
Feces,
human |
¹è¼³¹°(Àΰ£) |
4.6-8.4 |
Blood, whole,
dog |
Ç÷¾×(°³) |
6.9-7.2 |
Urine, human |
¼Òº¯( Àΰ£) |
4.8-8.4 |
Saliva,
human |
Ÿ¾×(Àΰ£) |
6.5-7.5 |
Milk,
human |
Á¥(Àΰ£) |
6.6-7.6 |
Gastric contents,
human |
À§¾×(Àΰ£) |
1.0-3.0 |
Bile, human |
´ãÁó(Àΰ£) |
6.8-7.0 |
FOODSTUFFS
[½Ä·áǰ] |
Apples |
»ç°ú |
2.9-3.3 |
Milk, bovine |
¿ìÀ¯,¼Ò°úµ¿¹° |
6.3-6.6 |
Apricots |
»ì±¸ |
3.6-4.0 |
Olives |
¿Ã¸®ºê |
3.6-3.8 |
Asparagus |
¾Æ½ºÆÄ¶ó°Å½º |
5.4-5.8 |
Oranges |
¿À·»Áö |
3.0-4.0 |
Bananas |
¹Ù³ª³ª |
4.5-4.7 |
Oysters |
±¼,ÁøÁÖÁ¶°³ |
6.1-6.6 |
Beans |
Äá |
5.0-6.0 |
Peaches |
º¹¼þ¾Æ |
3.4-3.6 |
Beers |
¸ÆÁÖ |
4.0-5.0 |
Pears |
¹è |
3.6-4.0 |
Blackberries |
°ËÀºµþ±â |
4.9-5.5 |
Peas |
¿ÏµÎÄá |
5.8-6.4 |
Bread,
white |
Èò»§ |
5.0-6.0 |
Pickles,
sour |
ÀýÀÓ¹°(½Å¸À) |
3.0-3.4 |
Beets |
»çÅÁ¹« |
4.9-5.5 |
Pickles, dill |
ÀýÀÓ¹°(¹Ì³ª¸®°ú) |
3.2-3.6 |
Butter |
¹öÅÍ |
6.1-6.4 |
Pimento |
ÇǸàÅ䳪¹« |
4.6-5.2 |
Cabbage |
¾ç¹èÃß |
5.2-5.4 |
Plums |
¼¾çÀڵΠ|
2.8-3.0 |
Carrots |
´ç±Ù |
4.9-5.3 |
Potatoes |
°¨ÀÚ |
5.6-6.0 |
Cheese |
Ä¡Áî |
4.8-6.4 |
Pumpkin |
È£¹Ú |
4.8-5.2 |
Cherries |
ü¸® |
3.2-4.0 |
Raspberries |
³ª¹«µþ±â |
3.2-3.6 |
Cider |
»çÀÌ´Ù |
2.9-3.3 |
Rhubarb |
´ëȲ |
3.1-3.2 |
Corn |
¿Á¼ö¼ö,°î¹° |
6.0-6.5 |
Salmon |
¿¬¾î |
6.1-6.3 |
Crackers |
Å©·¡Ä¿ |
6.5-8.5 |
Sauerkraut |
¼Ò±ÝÀýÀÎ
¾ç¹èÃß |
3.4-3.6 |
Dates |
´ëÃß¾ßÀÚ |
6.5-8.5 |
Shrimp |
ÀÛÀº »õ¿ì |
6.8-7.0 |
Eggs,
fresh |
. |
7.6-8.0 |
Soft
drinks |
û·®À½·á |
2.0-4.0 |
Flour, wheat |
. |
5.5-6.5 |
Spinach |
½Ã±ÝÄ¡ |
5.1-5.7 |
Gooseberries |
. |
2.8-3.0 |
Squash |
°úÁóÀ½·á |
5.0-5.4 |
Grapefruit |
. |
3.0-3.3 |
Strawberries |
µþ±â |
3.0-3.5 |
Grapes |
. |
3.5-4.5 |
Sweet potatoes |
°í±¸¸¶ |
5.3-5.6 |
Hominy (lye) |
±½°Ô °£ ¿Á¼ö¼ö |
6.8-8.0 |
Tomatoes |
Å丶Åä |
4.0-4.4 |
Jams, fruit |
°úÀÏ Àë |
3.5-4.0 |
Tuna |
ÂüÄ¡ |
5.9-6.1 |
Jellies, fruit |
°úÀÏ Á¦¸® |
2.8-3.4 |
Turnips |
¼ø¹« |
5.2-5.6 |
Lemons |
·¹¸ó |
2.2-2.4 |
Vinegar |
½ÄÃÊ |
2.4-3.4 |
Limes |
¶óÀÓ |
1.8-2.0 |
Water, drinking |
¹° |
6.5-8.0 |
Maple syrup |
´Üdz´ç¹Ð |
6.5-7.0 |
Wines |
°ú½ÇÁÖ |
2.8-3.8 |
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À¯Ã¼ÀÇ Tangential Stress
(´ÜÀ§ Ç¥¸é¿¡ ´ëÇÑ Ãþ[°íÁ¤Ç¥¸é À̵¿Ç¥¸é°£ ¸¶Âû·Â )¿Í Rate of Shear(Ãþ°£ÀÇ ¼ÓµµÂ÷¸¦ Ãþ°£ °Å¸®·Î ³ª´®)¿ÍÀÇ
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¸¸¾à Á÷¼±À̰í À¯Ã¼´Â ¼Óµµº¯È°¡" 0 "¿¡¼ ¾Ð·Â(Stress)ÀÌ"0"·Î À̰ÍÀÌ ´ºÅæÀ¯Ã¼ÀÌ´Ù.
±×°ÍÀÌ ¾Æ´Ï¸é ºñ´ºÅæ À¯Ã¼ÀÌ°í ±×µéÀÇ ¼Óµµ º¯È¿¡ ´ëÇÑ Stress CurveÀ» Åä´ë·Î °¢°¢ ¼¼ºÐÈÁßÀÇ Çϳª·Î
¸ÕÀú ºÐ·ùµÇ¾ú´Ù.

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¾çÁ¤°ú ¾Ð·ÂÀÇ ºñ±³
Equivalents
of Head and Pressure
(in. and feet of water at 68¢ªF, in. and feet mercury
at 32¢ªF) |
|
lb/in2 |
lb/ft2 |
Atm. |
kg/cm2 |
kg/m2 |
in.
water |
ft.
water |
in.
mmHg |
mm
mmHg |
Bars |
MPa |
lb/in2 |
1 |
144 |
0.068046 |
0.070307 |
703.070 |
27.7276 |
2.3106 |
2.03602 |
51.7150 |
0.06895 |
0.006895 |
lb/ft2 |
0.006944 |
1 |
0.000473 |
0.000488 |
4088241 |
0.1926 |
0.01605 |
0.01414 |
0.35913 |
0.00048 |
0.000048 |
Atm. |
14.696 |
2116.22 |
1 |
1.0332 |
10332.3 |
407.484 |
33.9570 |
29.921 |
760 |
1.01325 |
0.101325 |
kg/cm2 |
14.2233 |
2048.16 |
0.96784 |
1 |
10000 |
394.38 |
32.8650 |
28.959 |
735.559 |
0.98067 |
0.098067 |
kg/m2 |
0.001422 |
0.20477 |
0.000097 |
0.0001 |
1 |
0.03944 |
0.003287 |
0.0029 |
0.07356 |
0.00010 |
0.000010 |
in.
water |
0.036092 |
5.1972 |
0.002454 |
0.00253 |
25.375 |
1 |
0.08333 |
0.07343 |
1.8651 |
0.00249 |
0.000249 |
ft.
water |
0.432781 |
62.3205 |
0.029449 |
0.03043 |
304.275 |
12 |
1 |
0.88155 |
22.3813 |
0.02984 |
0.002984 |
in.
mmHg |
0.491154 |
70.7262 |
0.033421 |
0.03453 |
345.316 |
13.6185 |
1.1349 |
1 |
25.4001 |
0.03386 |
0.003386 |
mm
mmHg |
0.019337 |
2.78450 |
0.001316 |
0.00136 |
13.5951 |
0.53616 |
0.044680 |
0.03937 |
1 |
0.00133 |
0.000133 |
Bars |
14.5038 |
2088.55 |
0.98692 |
1.01972 |
10197.2 |
402.156 |
33.5130 |
29.5300 |
750.062 |
1 |
0.10 |
MPa |
145.038 |
20885.5 |
9.8692 |
10.1972 |
101972 |
4021.56 |
335.130 |
295.300 |
7500.62 |
10.0 |
1 |
À¯·® ºñ±³
Flow
Equivalents for any Liquid |
|
US
gpm |
Imp
gpm |
US
million
gal/day |
sec-ft³ |
m3/hr |
liters/sec |
barrels/min |
barrels/day |
US gpm |
1 |
0.8327 |
0.00144 |
0.00223 |
0.2271 |
0.0631 |
0.0238 |
34.286 |
Imp gpm |
1.201 |
1 |
0.00173 |
0.002676 |
0.2727 |
0.0758 |
0.02859 |
41.176 |
US million gal/day |
694.4 |
578.25 |
1 |
1.547 |
157.7 |
43.8 |
16.53 |
23810 |
sec-ft³ |
448.83 |
373.7 |
0.646 |
1 |
101.9 |
28.32 |
10.686 |
15388 |
m3/hr |
4.403 |
3.67 |
0.00634 |
0.00982 |
1 |
0.2778 |
0.1048 |
151 |
liters/sec |
15.85 |
13.20 |
0.0228 |
0.0353 |
3.60 |
1 |
0.3773 |
543.3 |
barrels/min |
42 |
34.97 |
0.0605 |
0.0937 |
9.538 |
2.65 |
1 |
1440 |
barrels/day |
0.0292 |
0.0243 |
0.000042 |
0.000065 |
0.00662 |
0.00184 |
0.00069 |
1 |
üÀû°ú ¹«°Ô ºñ±³
Volume
and Weight Equivalents
Weight Equivalent Basis Water at 60¢µ (15.6¡É) |
|
US
Gallons |
Imp
Gallons |
in3 |
ft3 |
Liters |
Meters3 |
Pounds |
US
Tons |
Kg |
US
Gallons |
1 |
0.8327 |
231 |
0.13368 |
3.7854 |
0.0037854 |
8.338 |
0.00417 |
3.782 |
Imp
Gallons |
1.20094 |
1 |
277.39 |
0.16054 |
4.546 |
0.004546 |
10.0134 |
0.005 |
4.542 |
in3 |
0.004329 |
0.003605 |
1 |
0.0005787 |
0.016387 |
0.000016387 |
0.036095 |
55409 |
0.016372 |
ft3 |
7.48052 |
6.229 |
1728 |
1 |
28.317 |
0.02832 |
62.3714 |
0.03119 |
28.291 |
Liters |
0.2642 |
0.2200 |
61.024 |
0.035315 |
1 |
0.001 |
2.2029 |
0.0011 |
0.1000 |
Meters3 |
264.2 |
220.0 |
61024 |
35.315 |
1000 |
1 |
2202.65 |
1.10133 |
1000 |
Pounds |
0.1199 |
0.09987 |
27.71 |
0.016033 |
0.4539 |
0.000454 |
1 |
0.0005 |
0.45359 |
US
Tons |
239.87 |
199.7 |
55409 |
32.066 |
907.9 |
0.908 |
2000 |
1 |
907.2 |
Kg |
0.2644 |
0.2202 |
61.08 |
0.03534 |
1 |
0.001 |
2.205 |
0.0011 |
1 |
Properties
of Common Liquids |
At
68¢µ and 14.7 psia |
Liquid |
Density
(lb/ft3) |
Bulk Modulus |
Acoustic
Velocity |
Pure Water |
62.3 |
318(s) |
4865 |
Seawater |
63.9 |
344(s) |
4993 |
Benzene |
54.8 |
222(s) |
4324 |
Methanol |
49.3 |
144(s) |
3678 |
Ethanol |
49.3 |
155(s) |
3812 |
Turpentine |
54.2 |
223(s) |
4363 |
At
68¢µ and 200 psia |
Propane |
30.8 |
25 (t) |
2000-2500 |
Isobutane |
35.0 |
41(t) |
2200-2800 |
N-butane |
35.8 |
53(t) |
3100-3700 |
Physical Properties of Gases
(Approximate Values Calculated at 68¢µ and 147 psia)
cp = specific heat at constant pressure
cv = specific heat at constant volume
Name of Gas |
Chemical Formula
or Symbol |
Approx. Molecular
Weight
M |
Weight Density,
Pounds per Cubic Foot
p |
Specific Gravity
Relative to Air
Sg |
Individual Gas
Constant
R |
Specific Heat at Room Temperature
Btu/Lb ¢µ |
Heat Capacity per Cubic
Foot |
k
equal to
cp/cv |
cp |
cv |
cp |
cv |
Acetylene (ethyne) |
C2H2 |
26.0 |
.0682 |
0.907 |
59.4 |
0.350 |
0.269 |
.0239 |
.0184 |
1.30 |
Air |
-- |
29.0 |
.0752 |
1.000 |
53.3 |
0.241 |
0.172 |
.0181 |
.0129 |
1.40 |
Ammonia |
H3N |
17.0 |
.0448 |
.0596 |
91.0 |
0.523 |
0.396 |
.0234 |
.0178 |
1.32 |
Argon |
Ar |
39.9 |
.1037 |
1.379 |
38.7 |
0.124 |
0.074 |
.0129 |
.0077 |
1.67 |
Butane |
C4H10 |
58.1 |
.1554 |
2.067 |
26.5 |
0.395 |
0.356 |
.0614 |
.0553 |
1.11 |
Carbon dioxide |
CO2 |
44.0 |
.1150 |
1.529 |
35.1 |
0.205 |
0.158 |
.0236 |
.0181 |
1.30 |
Carbon monoxide |
CO |
28.0 |
.0727 |
0.967 |
55.2 |
0.243 |
0.173 |
.0177 |
.0126 |
1.40 |
Chlorine |
Cl |
70.9 |
.1869 |
2.486 |
21.8 |
0.115 |
0.086 |
.0215 |
.0162 |
1.33 |
Ethane |
C2H6 |
30.0 |
.0789 |
1.049 |
51.5 |
0.386 |
0.316 |
.0305 |
.0250 |
1.22 |
Ethylene |
C2H4 |
28.0 |
.0733 |
0.975 |
55.1 |
0.400 |
0.329 |
.0293 |
.0240 |
1.22 |
Helium |
He |
4.0 |
.01039 |
0.1381 |
386.3 |
1.250 |
0.754 |
.0130 |
.0078 |
1.66 |
Hydrogen chloride |
HCl |
36.5 |
.0954 |
1.268 |
42.4 |
0.191 |
0.135 |
.0182 |
.0129 |
1.41 |
Hydrogen |
H |
2.0 |
.00523 |
0.0695 |
766.8 |
3.420 |
2.426 |
.0179 |
.0127 |
1.41 |
Hydrogen sulphide |
H2S |
34.1 |
.0895 |
1.190 |
45.2 |
0.243 |
0.187 |
.0217 |
.0167 |
1.30 |
Methane |
CH4 |
16.0 |
.0417 |
0.554 |
96.4 |
0.593 |
0.449 |
.0247 |
.0187 |
1.32 |
Methyl chloride |
CH3Cl |
50.5 |
.1342 |
1.785 |
30.6 |
0.240 |
0.200 |
.0322 |
.0268 |
1.20 |
Natural gas |
-- |
19.5 |
.0502 |
0.667 |
79.1 |
0.560 |
0.441 |
.0281 |
.0221 |
1.27 |
Nitric oxide |
NO |
30.0 |
.0780 |
1.037 |
51.5 |
0.231 |
0.165 |
.0180 |
.0129 |
1.40 |
Nitrogen |
N |
28.0 |
.0727 |
0.967 |
55.2 |
0.247 |
0.176 |
.0180 |
.0127 |
1.41 |
Nitrous oxide |
N2O |
44.0 |
.1151 |
1.530 |
35.1 |
0.221 |
0.169 |
.0254 |
.0194 |
1.31 |
Oxygen |
O |
32.0 |
.0831 |
1.105 |
48.3 |
0.217 |
0.155 |
.0180 |
.0129 |
1.40 |
Propane |
C3H8 |
44.1 |
.1175 |
1.562 |
35.0 |
0.393 |
0.342 |
.0462 |
.0402 |
1.15 |
Propene (propylene) |
C3H6 |
42.1 |
.1091 |
1.451 |
36.8 |
0.358 |
0.314 |
.0391 |
.0343 |
1.14 |
Sulphur dioxide |
SO2 |
64.1 |
.1703 |
2.264 |
24.0 |
0.154 |
0.122 |
.0262 |
.0208 |
1.26 |
Note: Values for natural gas and air are representative
only. Exact characteristics require knowledge of specific constituents.
|