G: | PHYSICS | |
G01: | INSTRUMENTS; MEASURING (counting G06M); TESTING | |
G01N: | INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES (separating components of materials in general B01D, B01J, B03, B07; apparatus fully provided for in a single other subclass, see the relevant subclass, e.g. B01L; measuring or testing processes other than immunoassay, involving enzymes or microorganisms C12M, C12Q; investigation of foundation soil in situE02D1/00; sensing humidity changes for compensating measurements of other variables or for compensating readings of instruments for variations in humidity, seeG01D or the relevant subclass for the variable measured; testing or determining the properties of structures G01M; measuring or investigating electric or magnetic properties of materials G01R; systems or methods in general, using reception or emission of radiowaves or other waves and based on propagation effects, e.g. Doppler effect, propagation time, direction of propagation, G01S; determining sensivity, graininess, or density of photographic materials G03C5/02; testing component parts of nuclear reactors G21C17/00; {controlling or regulating non-electric variables G05D; measuring degree of ionisation of ionised gases, i.e. plasma H05H1/0006; testing electrographic developer properties G03G15/0848}) | |
G01N30/00: | Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography (G01N3/00 - G01N29/00 take precedence; separation for the preparation or production of components B01D15/00, B01D53/02, B01D53/14; solid sorbent compositions in general B01J20/00; ion-exchange in general B01J39/00 - B01J49/00){or field flow fractionation (for preparation or production of components B01D21/00, B01D43/00, B01D45/00 or B03C)} | |
G01N30/0005: | . Field flow fractionation | |
G01N30/02: | . Column chromatography | |
G01N30/04: | . . Preparation or injection of sample to be analysed | |
G01N30/06: | . . . Preparation | |
G01N30/08: | . . . . using an enricher | |
G01N30/10: | . . . . using a splitter | |
G01N30/12: | . . . . by evaporation | |
G01N30/14: | . . . . by elimination of some components | |
G01N30/16: | . . . Injection (G01N30/24 takes precedence) | |
G01N30/18: | . . . . using a septum or microsyringe | |
G01N30/20: | . . . . using a sampling valve | |
G01N30/22: | . . . . in high pressure liquid systems | |
G01N30/24: | . . . Automatic injection systems | |
G01N30/26: | . . Conditioning of the fluid carrier; Flow patterns | |
G01N30/28: | . . . Control of physical parameters of the fluid carrier | |
G01N30/30: | . . . . of temperature | |
G01N30/32: | . . . . of pressure or speed (G01N30/36 takes precedence) | |
G01N30/34: | . . . . of fluid composition, e.g. gradient (G01N30/36 takes precedence) | |
G01N30/36: | . . . . in high pressure liquid systems | |
G01N30/38: | . . . Flow patterns | |
G01N30/40: | . . . . using back flushing | |
G01N30/42: | . . . . using counter-current | |
G01N30/44: | . . . . using recycling of the fraction to be distributed | |
G01N30/46: | . . . . using more than one column {G01N30/44 takes precedence} | |
G01N30/461: | . . . . . with serial coupling of separation columns | |
G01N30/462: | . . . . . . with different eluents or with eluents in different states (G01N30/463 takes precedence) | |
G01N30/463: | . . . . . . for multidimensional chromatography | |
G01N30/465: | . . . . . . with specially adapted interfaces between the columns | |
G01N30/466: | . . . . . with separation columns in parallel | |
G01N30/467: | . . . . . . all columns being identical | |
G01N30/468: | . . . . . involving switching between different column configurations | |
G01N30/48: | . . Sorbent materials therefor | |
G01N30/482: | . . . Solid sorbents | |
G01N30/50: | . . Conditioning of the sorbent material or stationary liquid | |
G01N30/52: | . . . Physical parameters | |
G01N30/54: | . . . . Temperature | |
G01N30/56: | . . . Packing methods or coating methods | |
G01N30/58: | . . . the sorbent moving as a whole | |
G01N30/60: | . . Construction of the column | |
G01N30/6004: | . . . end pieces | |
G01N30/6017: | . . . . Fluid distributors | |
G01N30/6021: | . . . . Adjustable pistons | |
G01N30/6026: | . . . . Fluid seals | |
G01N30/603: | . . . . retaining the stationary phase, e.g. Frits | |
G01N30/6034: | . . . joining multiple columns | |
G01N30/6039: | . . . . in series | |
G01N30/6043: | . . . . in parallel | |
G01N30/6047: | . . . with supporting means; Holders | |
G01N30/6052: | . . . body | |
G01N30/606: | . . . . with fluid access or exit ports | |
G01N30/6065: | . . . . with varying cross section | |
G01N30/6069: | . . . . with compartments or bed substructure | |
G01N30/6073: | . . . . in open tubular form | |
G01N30/6078: | . . . . . Capillaries | |
G01N30/6082: | . . . . transparent to radiation | |
G01N30/6086: | . . . . form designed to optimise dispersion | |
G01N30/6091: | . . . Cartridges | |
G01N30/6095: | . . . Micromachined or nanomachined, e.g. micro- or nanosize | |
G01N30/62: | . . Detectors specially adapted therefor | |
G01N30/64: | . . . Electrical detectors | |
G01N30/66: | . . . . Thermal conductivity detectors | |
G01N30/68: | . . . . Flame ionisation detectors | |
G01N30/70: | . . . . Electron capture detectors | |
G01N30/72: | . . . Mass spectrometers {mass spectrometers per seH01J49/00} | |
G01N30/7206: | . . . . interfaced to gas chromatograph (interfaces in general for introducing or extracting samples to be analysed with specially adapted mass spectrometer, seeH01J49/04) | |
G01N30/7213: | . . . . . splitting of the gaseous effluent | |
G01N30/722: | . . . . . through a gas permeable barrier (membranes, porous layers) | |
G01N30/7233: | . . . . interfaced to liquid or superfluid chromatograph (interfaces in general for introducing or extracting samples to be analysed with specially adapted mass spectrometer, seeH01J49/04) | |
G01N30/724: | . . . . . Nebulising, aerosol formation or ionisation (spraying or atomising in general B05B) | |
G01N30/7246: | . . . . . . by pneumatic means | |
G01N30/7253: | . . . . . . by thermal means, e.g. thermospray | |
G01N30/726: | . . . . . . by electrical or glow discharge | |
G01N30/7266: | . . . . . . by electric field, e.g. electrospray | |
G01N30/7273: | . . . . . Desolvation chambers | |
G01N30/728: | . . . . Intermediate storage of effluent, including condensation on surface | |
G01N30/7286: | . . . . . the store moving as a whole, e.g. moving wire | |
G01N30/7293: | . . . . Velocity or momentum separators | |
G01N30/74: | . . . Optical detectors {measurement of intensity, velocity, spectral content, polarisation, or phase of infra-red, visible or ultra-violet light G01J} | |
G01N30/76: | . . . Acoustical detectors {measurement of mechanical vibrations or ultrasonic, sonic or infrasonic waves G01H} | |
G01N30/78: | . . . using more than one detector | |
G01N30/80: | . . Fraction collectors | |
G01N30/82: | . . . Automatic means therefor | |
G01N30/84: | . . Preparation of the fraction to be distributed | |
G01N30/86: | . . Signal analysis | |
G01N30/8603: | . . . with integration or differentiation | |
G01N30/8606: | . . . . Integration | |
G01N30/861: | . . . . Differentiation | |
G01N30/8613: | . . . . Dividing or multiplying by a constant | |
G01N30/8617: | . . . . Filtering, e.g. Fourier filtering | |
G01N30/8624: | . . . Detection of slopes or peaks; baseline correction | |
G01N30/8627: | . . . . Slopes | |
G01N30/8631: | . . . . Peaks | |
G01N30/8634: | . . . . . Peak quality criteria | |
G01N30/8637: | . . . . . Peak shape | |
G01N30/8641: | . . . . Baseline | |
G01N30/8644: | . . . . Data segmentation, e.g. time windows | |
G01N30/8651: | . . . Recording, data aquisition, archiving and storage | |
G01N30/8655: | . . . . Details of data formats | |
G01N30/8658: | . . . Optimising operation parameters | |
G01N30/8662: | . . . . Expert systems; optimising a large number of parameters | |
G01N30/8665: | . . . for calibrating the measuring apparatus | |
G01N30/8668: | . . . . using retention times | |
G01N30/8672: | . . . . not depending on an individual instrument, e.g. retention time indexes or calibration transfer | |
G01N30/8675: | . . . Evaluation, i.e. decoding of the signal into analytical information (for analysis of specific compounds see also G01N30/88 and subgroups of G01N33/00; chemical libraries per seC40B) | |
G01N30/8679: | . . . . Target compound analysis, i.e. whereby a limited number of peaks is analysed | |
G01N30/8682: | . . . . Group type analysis, e.g. of components having structural properties in common | |
G01N30/8686: | . . . . Fingerprinting, e.g. without prior knowledge of the sample components | |
G01N30/8689: | . . . . Peak purity of co-eluting compounds | |
G01N30/8693: | . . . Models, e.g. prediction of retention times, method development and validation | |
G01N30/8696: | . . . Details of Software | |
G01N30/88: | . . Integrated analysis systems specially adapted therefor, not covered by a single one of the groups G01N30/04 - G01N30/86(signal analysis systems per seG06F, G06G) | |
G01N30/89: | . Inverse chromatography | |
G01N30/90: | . Plate chromatography, e.g. thin layer or paper chromatography | |
G01N30/91: | . . Application of the sample | |
G01N30/92: | . . Construction of the plate | |
G01N30/93: | . . . Application of the sorbent layer | |
G01N30/94: | . . Development | |
G01N30/95: | . . Detectors specially adapted therefor; Signal analysis | |
G01N30/96: | . using ion-exchange (G01N30/02, G01N30/90 take precedence) | |