Isikhungo se-R&D I-Citymax Plant Physiology Laboratory 01 Isikhungo se-Citymax China R & D 02 I-Citymax Plant Physiology Laboratory 03 Ikhwalithi yokulawula Kjeldahl nitrogen analyzer 01 I-spectrophotometer yokumuncwa kwe-athomu 02 I-spectrophotometer ye-atomic fluorescence 03 I-chromatograph ewuketshezi 04 I-Automatic Potentiometric Titrator 05