Sharpen NZ Suppliers
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Product | Description | |
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Sharpen: A broadleaf herbicide for use pre-emergence in maize crops, pre-plant burn down in seed bed preparation and conservation tillage, in apple and pear orchards, and in non-agricultural situations. Where to buy Suppliers range | Sharpen: Active Ingredient(s): 700g/kg saflufenacil. Categories: Herbicides Suppliers; Basf Crop Protection Management Guide; Basf Agricultural chemicals Suppliers NZ. | Auckland |
PROF BUNSEN (MC) - MAGNESIUM PENCIL SHARPENER Quick enquiry. Where to buy Suppliers range | If you have read our book Expose, Excite, Ignite! An Essential Guide to Whizz-Bang Chemistry, then you will know why we sell magnesium sharpeners . . . It burns brightly in steam and water producing magnesium oxide and hydroxide! See image below. But wait before you try this in the kitchen - there are some serious safety concerns. Another option is the powering of an electronic clock using one pencil sharpener or demonstrating cathodic protection. Did you know that A magnesium pencil shapener dropped in salt water will disappear within days and only the blade be left Teach: exothermic reactions, oxidation, combustion, alkali earth metal reactions, electrochemistry, cathodic protection Age: Teacher demonstration for ages 10+ years. Code: PBSM08. Suppliers to schools & laboratories of science equipment & laboratory grade chemicals. | Science & Lab Supplies NZ |
PROF BUNSEN (EF) - EXPOSE, EXCITE, IGNITE - An essential guide to whizz bang chemistry Quick enquiry. Where to buy Suppliers range | In this one book you will get the explanations, the practical show-how, the safety issues and extension ideas to take your students to the next level. This is not A chemistry recipe book. It is A practical chemistry revelation. No boring recipes on making fizzy volcanic mountains (yawn) - this stuff sizzles. The author focused on the triple S concept: All activities are SIMPLE, reasonably SAFE (hey, this is about combustion) and oh so SPECTACULAR. Youll get step-by-step instructions and photos and all can easily be implemented in your classroom and lab - instant student engagement. For those who love safe, sizzling science excitement at home - you have found it! The tested activities will provide hours of solid Whizz-Bang edutainment in the backyard that should (due to the nature of the activities) be overseen by an adult. This book will show you how to: make A pencil sharpener burn white hot under water; make an egg explode in an eggsothermic" reaction; make A wind-up toy car explode in A puff of smoke; prepare hydrogen gas from kitchen chemicals; launch A real rocket using sugar-based fuel; make A tube whistle, bark and fly skywards; do A sugar dust explosion in A coffee tin; extract silicon from beach sand; set your hand (safely) on fire; boil water in A paper pan; and more . . . Chemistry teachers - this is the book you have been yearning for as it contains the fun demonstrations students are expecting from you, plus the explanations. Now you too can become part of the Whizz-bang clan. Light the bunsens and celebrate the joys of chemistry! For: Middle & High School Science teachers, home experimenters & amateur scientists, great gift too! Pages: 115 pages, Black & White Size: 23.4 x 15.6 cm Code: PBSZ12. Suppliers to schools & laboratories of science equipment & laboratory grade chemicals. | Science & Lab Supplies NZ |