Quotations are hereby invited for the following: Supply and delivery of analytical consumables used for analytical data generation purposes in the Environmental Laboratory at the Council for Geoscience in Pretoria. Specifications: 1. Hach FerroVer (iron, total) powder pillows. MSDS & certificate of analysis should be provided during delivery, Qty: 1 x 200 units. 2. Hach Ferrous powder pillows. MSDS & certificate of analysis should be provided during delivery, Qty: 1 x 200 units. 3. Hach Manganese powder pillows. MSDS & certificate of analysis should be provided during delivery, Qty: 1 x 200 units. 4. Hach Sulfate powder pillows. MSDS & certificate of analysis should be provided during delivery, Qty: 1 x 200 units. 5. FerroVer pillows: Iron Reagent Powder Pillows, 10 mL (packet of 1000 units). MSDS & certificate of analysis should be provided during delivery x 2 packets. 6. DPD Total Chlorine Reagent: Ozone reagent 5 mL (packet of 100 units). MSDS & certificate of analysis should be provided during delivery x 10 packets. 7. Buffer Powder Pillow (Citrate type): Citrate Buffer powder, 10mL (packet of 100 units). MSDS & certificate of analysis should be provided during delivery x 10 packets. 8. Sodium Periodate Powder Pillow: Sodium Periodate Powder, 10mL, (packet of 100 units). MSDS & certificate of analysis should be provided during delivery x 10 packets. Please note that this quotation was published late. (投標 №61669685cn)