🇨🇿 Chmelařský institut s.r.o. PL
Food & beverages
Chmelařský institut s.r.o. is a laboratory accredited by ČIA under number 1749 (Žatec, Czech Republic). Its accreditation scope covers 8 test methods in the following areas: Food & beverages. Test objects include: Cone and pelletised hops, Cone and pelletised hops, hop extract, Hop extract.
At a glance
- Accreditation number: ČIA 1749
- Methods in scope: 8
- Types of test objects: 3
- City: Žatec, Czech Republic
- Valid until: 01-09-2027
- Accreditation number
- 1749
- Accreditation body
- ČIA
- Address
- Kadaňská 2525, 438 01 Žatec
- City
- Žatec, Czech Republic
- Division
- Laboratorium Chemiczne Instytutu Chmielarskiego
- Valid until
- 01-09-2027
What this laboratory tests (3)
- Cone and pelletised hops — 4 methods
- Cone and pelletised hops, hop extract — 3 methods
- Hop extract — 1 method
Certificate information
- Certificate date
- 17.07.2026
Accreditation scope — test methods (8)
| No. | Test object | Methodology / Parameters | Technique | Reference document | |
|---|---|---|---|---|---|
| Test methods | |||||
| 1 | Cone and pelletised hops | Gravimetric determination of moisture | SOP 1 (ČSN 462520-3; EBC 7.2) | ||
| 2 | Cone and pelletised hops | Determination of the conductometric value by titration after toluene extraction | SOP 2 (ČSN 46 2520-15) | ||
| 3 | Cone and pelletised hops | Determination of the conductometric value by titration after diethyl ether extraction | SOP 3 (EBC 7.5) | ||
| 4 | Hop extract | Determination of the conductometric value by titration after diethyl ether extraction | SOP 4 (EBC 7.6) | ||
| 5 | Cone and pelletised hops, hop extract | Determination of alpha and beta bitter acids by HPLC-DAD alpha acids (cohumulone, humulone, adhumulone) beta acids (colupulone, lupulone, adlupulone) cohumulone (as relative proportion of alpha acids) colupulone (as relative proportion of beta acids) |
SOP 5 (EBC 7.7; ČSN 46 2520-17) | ||
| 6 | Cone and pelletised hops, hop extract | Determination of pesticide residues by HPLC-MS/MS (TOF) ametoctradin azoxystrobin bifenazate boscalid cymoxanil dimethomorph fenpyroximate mandipropamid pyraclostrobin quinoxyfen flonicamid fluopicolide hexythiazox chlorantraniliprole imidacloprid metalaxyl spirotetramat spirotetramat-enol spirotetramat-enol-glucoside thiamethoxam difenoconazole fenpropimorph metrafenone myclobutanil propamocarb spirodiclofen trifloxystrobin triadimenol triadimefon |
SOP 6 (ČSN EN 15662) | ||
| 7 | Cone and pelletised hops, hop extract | Determination of nitrate content by HPLC-DAD | SOP 8 (ČSN 46 2520-11) | ||
| 8 | Cone and pelletised hops | Determination of the conductometric value by titration after toluene extraction | SOP 16 (EBC 7.4) | ||
Reference standards (18)
EBC 7.2
EBC 7.4
EBC 7.5
EBC 7.6
EBC 7.7
SOP 1
SOP 16
SOP 2
SOP 3
SOP 4
SOP 5
SOP 6
SOP 8
ČSN 46 2520-11
ČSN 46 2520-15
ČSN 46 2520-17
ČSN 462520-3
ČSN EN 15662