WHO guideline stability zones?
Long Term Stability Testing Conditions
| Climatic Zone | Temperature | Humidity |
|---|---|---|
| Zone I | 21ºC ± 2ºC | 45% RH ± 5% RH |
| Zone II | 25ºC ± 2ºC | 60% RH ± 5% RH |
| Zone III | 30ºC ± 2ºC | 35% RH ± 5% RH |
| Zone IVa | 30ºC ± 2ºC | 65% RH ± 5% RH |
How many zones are there in stability study?
Throughout the world, there are 5 different ICH Stability Zones:
| Climatic Zone | Type of Climate | Long term Stability Testing Recommended Conditions |
|---|---|---|
| Zone II | Mediterranean/Subtropical | 25°C/60%RH |
| Zone III | Hot, Dry | 30°C/35%RH |
| Zone IVa | Hot Humid/ Tropical | 30°C/65%RH |
| Zone IVb | Hot/ Higher Humidity | 30°C/75%RH |
What is the stability zone for India?
At present, two storage conditions – 30°C/65%RH and 30°C/75%RH – are being considered as stability test condition for Climatic Zone (CZ) IV, which is similar to the climatic conditions in India.
What stability zone is Saudi Arabia?
Zone IVa
Stability Zone For Saudi Arabia, stability is required in Zone IVa for long term stability testing. Alternative storage conditions can be used if justified.
What are the 4 climatic zones of the world?
What Are the Different Climate Types?
- Tropical.
- Dry.
- Temperate.
- Continental.
- Polar.
What stability zone is Australia?
Zone IV regions
Major population centres in Australia experience a combination of high humidity and high temperature during the summer. These areas are classified as Zone IV regions. Ensure stability studies for medicines to be registered in Australia are performed under conditions representative of Zone IV regions.
What are the 5 world climate zones?
There are approximately five main climate types on Earth:
- Tropical.
- Dry.
- Temperate.
- Continental.
- Polar.
How many countries are in ICH?
ICH is now constituted by 16 Members and 28 Observers, after the ICH Assembly in 2018 approved TFDA, Chinese Taipei as a new Regulatory Member, and MMDA, Moldova, NPRA, Malaysia, NRA, Iran, SCDMTE, Armenia and TİTCK, Turkey as new Observers.
What are the climatic zones of the world?
The Earth has three main climate zones: tropical, temperate, and polar.