Total Bromide (Type-IV)
OIV-MA-AS321-01 Total bromide
Type IV method
Quantitation of glucose, malic acid, acetic acid, fumaric acid, shikimic acid and sorbic acid in wine using quantitative nuclear magnetic resonance spectrometry (1H NMR) (Type-IV)
OIV-MA-AS316-01 Quantitation of glucose, malic acid, acetic acid, fumaric acid; shikimic acid and sorbic acid in wine using quantitative nuclear magnetic resonance spectrometry (
Qualitative determination of sweeteners in wine by liquid chromatography coupled with mass spectrometry (LC-MS) (Type-IV)
OIV-MA-AS315-31 Qualitative determination of sweeteners in wine by liquid chromatography coupled with mass spectrometry (LC-MS)
Type IV method
Determination of alkylphenols in wines by gas chromatography-mass spectrometry (GC-MS or GC-MS/MS) (Type-IV)
OIV-MA-AS315-30 Determination of alkylphenols in wines by gas chromatography-mass spectrometry (GC-MS or GC-MS/MS)
Type IV method
- Scope of application
The following method allows for the determination of the following molecules:
Detection of chitinase and thaumatin-like proteins in white wines (Type-IV)
OIV-MA-AS315-29 Detection of chitinase and thaumatin-like proteins in white wines
Type IV method
Method of determination of 1,2-propanediol and 2,3-butanediol (Type-IV)
OIV-MA-AS315-28 Method of determination of 1,2-propanediol and 2,3-butanediol
Type IV method
- Introduction
Measurable quantities of 1,2-propanediol and 2,3-butanediol are formed following fermentation processes. These compounds are practically absent in unfermented musts, yet found within certain limits in wines.
Analysis of volatile compounds in wines by gas chromatography (Type-IV)
OIV-MA-AS315-27 Analysis of volatile compounds in wines by gas chromatography
Type IV method
- Object
This method is applicable to the analysis of volatile compounds in wines containing less than 20 g/L sugar.
Method of determination of biogenic amines in wine by high-performance liquid chromatography with photodiode array detection (Type-IV)
OIV-MA-AS315-26 Method of determination of biogenic amines in wine by high-performance liquid chromatography with photodiode array detection
Type IV method
- Scope
This method is applicable to the analysis of biogenic amines in wines:
Determination of lysozyme in wine using high-performance liquid chromatography (Type-IV)
OIV-MA-AS315-25 Determination of lysozyme in wine using high-performance liquid chromatography
Type IV method
Determination of lysozyme in wine using high-performance capillary electrophoresis (Type-IV)
OIV-MA-AS315-24 Determination of lysozyme in wine using high-performance capillary electrophoresis
Type IV method
- Introduction
This method is used to detect the addition of lysozyme in wine but is not suitable for the assay or determination of lysozyme as an allergenic compound.