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수식과단위표기 원칙
수식돠 단위표기 원칙
옳은 표기 틀린 표기 옳은 표기 틀린 표기
(단위)   0.01 N HCl 0.01N HCl 0.01N-HCl
2 cm (centimeter) 2 cms. 2cm. 2 cm. 30℃ 30 ℃
2 m (meter) 2 M K (absolute degree; Kelvin) °K
1 ㎛ (micrometer) 1μ 1㎛ pH 7.0 PH 7.0 pH7.0
27 g (gram) 27g 27 gr 27 grs. 15 cp (centipoise) 15 CP 15 cps. 15cP
30 kg (kilogram) 30kg 30 Kg 30kgs. 20 MPa (mega Pascal) 20 mPa 20 mpa 20 Mpa
30 mL (milliliter) 30 ml 30 ㎖. 30mL 18,000×g (gravity) 18000g 18,000g
50 L (liter) 50l 50 l 50l 50L    
2.5 h (hour) 2.5hrs 2.5 hrs. (범위)  
3.5 min (minute) 3.5min 3.5 mins. 0.3~0.9 g 0.3-0.9 g 0.3 - 0.9 g
20 sec (second) 20 s 20 sec.    
60 mm/min 60 mm/min. 60mm/min (수식)  
25 m/sec 25 m/s 25ms-1 0.101 .101
25% (percent) 25 % (a+b)/(c+d) a+b/c+d
20%(w/v) 20 %(w/v) 20%(W/V)    
0.54 mg% 0.54mg% 0.54 mg % (약어)  
25 ppm 25ppm 25 PPM O.D.(optical density) OD O.D O. D.
1×10-3 M (molarity) 1×10-3M 1 x 10-3M D.E.(dextrose equivalent) DE D.E D. E.