BUCHI NIRCal - Manual (Page 276)

NIRCal 5.5 Software Manual
276 NIRCal 5.5 Manual, Version A
Wavelength
[nm]
Wavenumber
[cm
-1
]
Chemical bonds Product Example
1980 5051 protein
2000 5000
2x O-H def.+ C-O def. starch
N-H sym.str.+amide II CONH2,CONHR
2030 4926 C=O str.second overtone CONH2
2050 4878
N-H sym.str.+ amide II protein
N-H asym.str.+ amide II CONH2
2080 4808 O-H str.+ O-H def. ROH,sucrose,starch
2100 4762 2x O-H def.+ 2x C-O str starch
2110 4739 N-H sym.str.+ amide III CONH2,CONHR
2132 4690 N-H str.+ C=O str. amino acid
2140 4673 =C-H str.+ C=C str. HC=CH
2150 4651
2x amide I+ amide III
CONH2
2160 4630 CONHR
2180 4587 protein
2190 4566 CH2 asym.str.+ C= str. HC=CH
2200 4545 C-H str.+ C=O str. -CHO
2242 4460 N-H str.+ NH3+ def. amino acid
2252 4440 O-H str.+ O-H def. starch
2276 4394 O-H str.+ C-C str. starch
2280 4383 C-H str.+ C-H def. CH3
2294 4359 N-H str.+ C=O str. amino acid
2310 4329 N-H str.+ C-H def. CH2
2323 4305
C-H str.+ C-H def.
CH2
2336 4281 cellulose
2347 4261 CH2 sym.str.+ =CH2 def. HC=CHCH2
2352 4252 C-H def.second overtone cellulose
2380 4202 O-H def.second overtone ROH
2461 4063 C-H str.+ C-C str. starch