Difference between revisions of "Biuret Solution"
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:[https://www.amazon.co.uk/gp/product/1782945598/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782945598&linkCode=as2&tag=nrjc-21&linkId=ad276ad49df77ab4b40ab4fd0fe09721 ''Biuret test, page 28, GCSE Combined Science; The Revision Guide, CGP, AQA ''] | :[https://www.amazon.co.uk/gp/product/1782945598/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782945598&linkCode=as2&tag=nrjc-21&linkId=ad276ad49df77ab4b40ab4fd0fe09721 ''Biuret test, page 28, GCSE Combined Science; The Revision Guide, CGP, AQA ''] | ||
:[https://www.amazon.co.uk/gp/product/1782945563/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782945563&linkCode=as2&tag=nrjc-21&linkId=9a1d023a374038e6072f33c4f3cf808b ''Biuret test, page 32, GCSE Biology; The Revision Guide, CGP, AQA ''] | :[https://www.amazon.co.uk/gp/product/1782945563/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782945563&linkCode=as2&tag=nrjc-21&linkId=9a1d023a374038e6072f33c4f3cf808b ''Biuret test, page 32, GCSE Biology; The Revision Guide, CGP, AQA ''] | ||
| + | ====Edexcel==== | ||
| + | :[https://www.amazon.co.uk/gp/product/1782946748/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782946748&linkCode=as2&tag=nrjc-21&linkId=a4f0348fc37d0ba1bb52d27f8679581f ''Biuret test (for proteins), page 19, GCSE Biology; The Revision Guide, CGP, Edexcel ''] | ||
| + | :[https://www.amazon.co.uk/gp/product/1782948120/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1782948120&linkCode=as2&tag=nrjc-21&linkId=dedef775c6a43dbb0a609441525adac0 ''Biuret test (for proteins), page 44, GCSE Biology, CGP, Edexcel ''] | ||
| + | :[https://www.amazon.co.uk/gp/product/1292120207/ref=as_li_tl?ie=UTF8&camp=1634&creative=6738&creativeASIN=1292120207&linkCode=as2&tag=nrjc-21&linkId=22455ff53961978667722edaa64c0be5 ''Biuret test, page 14, GCSE Biology, Pearson, Edexcel ''] | ||
Latest revision as of 14:29, 2 November 2019
Contents
Key Stage 3
Meaning
Biuret solution is a solution which can be used to test for protein.
Method
- 1. Take a small sample of food and dissolve it in water.
- 2. Add some Biuret to the solution.
- 3. If it turns from blue to purple then the food contained protein.
 |
| This Biuret has turned purple, indicating protein is present. |
Key Stage 4
Meaning
Biuret solution is a solution which can be used to test for protein.
Method
- 1. Take a small sample of food and dissolve it in water.
- 2. Add some Biuret to the solution.
- 3. If it turns from blue to purple then the food contained protein.
|
| This Biuret has turned purple, indicating protein is present. |
References
AQA
- Biuret test, page 104-5, GCSE Biology; Student Book, Collins, AQA
- Biuret test, page 28, GCSE Combined Science; The Revision Guide, CGP, AQA
- Biuret test, page 32, GCSE Biology; The Revision Guide, CGP, AQA