The intensity of the coloration determines the abundance of the compound. Test for alkaloids: Exactly 0.5 g of Garcinia kola seed powder was dissolved in 5 mL of 1% HCl on steam bath. 1 mL of the filtrate was treated with drops of Dragendorffs reagent.Turbidity or precipitation was taken as indicative of the presence of alkaloids.he intensity of the coloration determines the abundance of the compound. Test for alkaloids: Exactly 0.5 g of Garcinia kola seed powder was dissolved in 5 mL of 1% HCl on steam bath. 1 mL of the filtrate was treated with drops of Dragendorffs reagent.
On average, Wellington has 2025 hours (or 169 days) of sunshine per year. The average annual rainfall for Wellington is 1249 mm, with June and July being the wettest months.n average, Wellington has 2025 hours (or 169 days) of sunshine per year. The average annual rainfall for Wellington is 1249 mm, with June and July being the wettest months.
Tswalu has an annual rainfall of approximately 250mm. The summer rain occurs from November to April, with March being the wettest month. Dry months are from June to September, with August being the driest month.Maximum temperature for the summer averages at 35ÂºC (January) and maximum temperature during winter 21ÂºC (July).Absolute minimum temperature for these months are 16ÂºC and minus 5ÂºC respectively.For up to date weather information, click here. Be sure to search under the Upington region for Tswalu weather. The Kalahari region is regarded as the finest area in Africa for stargazing and Tswalu has a high-powered telescope with which to explore the night sky. 2  Sishen Golf Club, one hour from Tswalu and rated in the top 20 best courses in South Africa. 3  Archaeology sites can be visited on request.