The activity is tested at a pH of 4.5 and a temperature of 55°C. Optimal conditions may vary based on specific applications.
I4504
Invertase from baker′s yeast (S. cerevisiae)
Grade VII, ≥300 units/mg solid
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Synonym(s):
β-D-Fructofuranosidase, β-D-Fructofuranoside fructohydrolase, Saccharase
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| Size/SKU | Availability | Price |
|---|---|---|
250 mg | Please contact Customer Service for Availability | $98.10 |
1 g | Available to ship TODAYfromMilliporeSigma Canada Ltd. | $262.00 |
5 g | Please contact Customer Service for Availability | $909.00 |
About This Item
CAS Number:
UNSPSC Code:
12352204
NACRES:
NA.54
EC Number:
232-615-7
MDL number:
Specific activity:
≥300 units/mg solid
Biological source:
bakers yeast
biological source
bakers yeast
Quality Segment
type
Grade VII
form
solid
specific activity
≥300 units/mg solid
foreign activity
α-galactosidase (melibiase) ≤0.01%
storage temp.
−20°C
Application
Used in the production of confectionary foods and artificial honey.
Biochem/physiol Actions
Invertase hydrolyzes sucrose into glucose and fructose yielding a colorless product, unlike acid hydrolysis which produces colored products.
Other Notes
One unit will hydrolyze 1.0 μmole of sucrose to invert sugar per min at pH 4.5 at 55°C.
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This Item | |||
|---|---|---|---|
| description Grade VII, ≥300 units/mg solid | description Grade X, ≥300 units/mg solid | description 200-300 units/mg solid | description ≥99.5% (GC), BioReagent, suitable for cell culture, suitable for insect cell culture |
| biological source bakers yeast | biological source - | biological source - | biological source sugar cane |
| specific activity ≥300 units/mg solid | specific activity ≥300 units/mg solid | specific activity 200-300 units/mg solid | specific activity - |
| form solid | form solid | form - | form crystals |
| storage temp. −20°C | storage temp. −20°C | storage temp. 2-8°C | storage temp. room temp |
| Quality Level 300 | Quality Level 200 | Quality Level 100 | Quality Level 300 |
| foreign activity α-galactosidase (melibiase) ≤0.01% | foreign activity α-galactosidase (melibiase), essentially free | foreign activity 6-phosphogluconic dehydrogenase, α-galactosidase, β-galactosidase, and NADH oxidase ≤0.001%, α-glucosidase (maltase), phosphoglucomutase, phosphoglucose isomerase ≤0.01% | foreign activity - |
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Storage Class
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What is the working pH and temperature as well as optimal pH and temperature, please?
1 answer-
Helpful?
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What does the term 'Grade VII' signify in the product description of I4504?
1 answer-
The term 'Grade VII' doesn't hold significant meaning other than indicating the chronological order of the product's introduction. It does not directly impact the quality or specifications of the product.
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