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Bulletin 114 - Summer 2002
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In this edition are notes on the supply of cheap but poor quality chemicals, poor quality Bunsen burners, relocating chemicals during and after a refurbishment, a useful technician tip on a way of tem.. more
words matched: heat-proof
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GL267 - Portable electric tools
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A brief list of portable electric tools which may be used in school science, and advice on how to use them safely.
words matched: heat-proof
Members only resource
PX037 - Ethane-1,2-diol and other polyols
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Brief risk assessment guidance and experimental notes for a range of activities involving various polyols and ether glycols including: ethane-1,2-diol (ethylene glycol), propanediols, propane-1,2,3-tr.. more
words matched: heat-proof
Members only resource
PP040 - Action of heat on sodium hydrogen carbonate
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Small-scale method for determining mass change when sodium hydrogen carbonate decomposes. The method uses a mini spirit burner and an alternative 'crucible' and generates reliable results for quantita.. more
words matched: heat-proof
Members only resource
PP039 - Finding the % water in a hydrated salt
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Small-scale method for determining the mass loss when heating a hydrated salt to constant mass (of anhydrous salt). The method, which uses a mini spirit burner and an alternative crucible, reduces the.. more
words matched: heat-proof
Members only resource
PP082 – The reaction between iron and sulfur: demonstration
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When the iron/sulfur mixture is heated, the sulfur melts and reacts with the iron exothermically to form iron(II) sulfide. This is an important demonstration that shows that the properties of a compou.. more
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L195 - Safer chemicals, safer reactions
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An invaluable practical guide on how to safely undertake a range of visually and intellectually appealing chemical reactions. Includes alternatives to some traditional activities such as the thermit r.. more
words matched: heat-proof
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PP126 - Transition activity: Learning practical work skills through activities using matches.
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A simple yet engaging set of 3 activities which use matches (rather than Bunsen burners) for a transition event.
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Members only resource
TL006 - Making esters
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Many esters have distinctive odours, which has led to their use as artificial flavourings, perfumes and fragrances. Many occur naturally but some are now manufactured industrially. The methods outlin.. more
words matched: heat-proof
Members only resource
PP147 - Preparation of Aspirin
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The procedure uses many important skills suitable for post-16 students, including following instructions, safe use of chemicals and equipment, chromatography techniques, recrystallization and melting .. more
words matched: heat-proof
Showing results 1 to 10 of 592
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