As mentioned in the 'DESCRIPTION' section, this product is a lyophilized powder containing (NH4)2SO4, sodium citrate and sodium chloride. This product is not tested for purity. However, buffer salts are expected to be the bulk of the non-protein content.
A1031
αα-Amilasa from human saliva
Type XIII-A, lyophilized powder, 300-1,500 units/mg protein
Sinónimos:
1,4-α-D-glucano-glucanohidrolasa
About This Item
Productos recomendados
type
Type XIII-A
Quality Level
form
lyophilized powder
specific activity
300-1,500 units/mg protein
composition
Protein, 5-15% biuret
greener alternative product characteristics
Waste Prevention
Design for Energy Efficiency
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sustainability
Greener Alternative Product
UniProt accession no.
greener alternative category
storage temp.
−20°C
Gene Information
human ... AMY1A(276)
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General description
Application
Biochem/physiol Actions
Unit Definition
Physical form
Other Notes
Substrate
signalword
Danger
hcodes
pcodes
Hazard Classifications
Resp. Sens. 1
Storage Class
11 - Combustible Solids
wgk_germany
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
Elija entre una de las versiones más recientes:
Certificados de análisis (COA)
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Protocolos
Follow our procedure for the determination of alpha-Amylase activity. This enzymatic assay of a-Amylase guides you through the entire process and necessary calculations.
Follow our procedure for the determination of alpha-Amylase activity. This enzymatic assay of a-Amylase guides you through the entire process and necessary calculations.
Follow our procedure for the determination of alpha-Amylase activity. This enzymatic assay of a-Amylase guides you through the entire process and necessary calculations.
Follow our procedure for the determination of alpha-Amylase activity. This enzymatic assay of a-Amylase guides you through the entire process and necessary calculations.
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Hi, could you let me know what the remaining composition is when the product contains 5-15% protein? Thank you!
1 answer-
Helpful?
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Please let me know the storage temperature and storage period when it is dissolved in water
1 answer-
The stability of this material in solution has not been investigated. However, various sources suggest that solutions may be stored in working aliquots at -20°C for several months.
Helpful?
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What is the recommended method for dissolving alpha amylase obtained from human saliva, specifically A1031?
1 answer-
The recommended method is to dissolve the enzyme in 1mM calcium chloride (CaCl2).
Helpful?
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Could you please tell me the weight (mg or gram) of sample A1031?
1 answer-
This product is sold based on units of activity. The activity specification is 300 - 1500 U/mg. The unit per milligram value is reported in the lot-specific Certificate of Analysis and will range from 0.67 to 3.3 mg for the 1000 U pack size.
See the link below to review a sample Certificate:
https://www.sigmaaldrich.com/certificates/sapfs/PROD/sap/certificate_pdfs/COFA/Q14/A1031-1KU0000270112.pdfHelpful?
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