Product S0942 and 487666 are not identical. While both are pNPP tablets used for the same type of assays, they differ in form and molecular weight. Product S0942 is a disodium salt hexahydrate with a molecular weight of 371.14, whereas 487666 is pNPP but not the disodium salt hexahydrate, with a molecular weight of 217.07. Both tablets are stated to be 5mg tablets of pNPP and are produced by different divisions of the company.
S0942
Phosphatase substrate
chromogenic, tablet (round)
Synonym(s):
4-Nitrophenyl phosphate disodium salt hexahydrate, pNPP disodium salt hexahydrate
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| Size/SKU | Availability | Price |
|---|---|---|
50 tabs | Check Cart for Availability | $63.00 |
100 tabs | Check Cart for Availability | $112.00 |
200 tabs | Check Cart for Availability | $197.00 |
About This Item
Linear Formula:
O2NC6H4OP(O)(ONa)2 · 6H2O
CAS Number:
Molecular Weight:
371.14
NACRES:
NA.54
PubChem Substance ID:
UNSPSC Code:
12352204
EC Number:
224-246-5
MDL number:
$63.00
Check Cart for Availability
Product Name
Phosphatase substrate, 5 mg tablets
Quality Segment
form
tablet (round)
technique(s)
protein detection: suitable
storage temp.
−20°C
SMILES string
O.O.O.O.O.O.[Na+].[Na+].[O-][N+](=O)c1ccc(OP([O-])([O-])=O)cc1
InChI
1S/C6H6NO6P.2Na.6H2O/c8-7(9)5-1-3-6(4-2-5)13-14(10,11)12;;;;;;;;/h1-4H,(H2,10,11,12);;;6*1H2/q;2*+1;;;;;;/p-2
InChI key
KAKKHKRHCKCAGH-UHFFFAOYSA-L
General description
Substrate for the determination of acid and alkaline phosphatase
Application
Chromogenic substrate for use with alkaline and acid phosphatase ELISA procedures. Produces a soluble end product that is yellow in color and can be read spectrophotometrically at 405 nm. The pNPP reaction may be stopped with 3 N NaOH and read at 405 nm.
Other Notes
Substrate for the determination of acid and alkaline phosphatases.
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This Item | |||
|---|---|---|---|
| description 5 mg tablets | description Suitable for manufacturing of diagnostic kits and reagents | description 100 mg capsules | description 40 mg tablets |
| Quality Level 300 | Quality Level 400 | Quality Level 200 | Quality Level 200 |
| form tablet (round) | form powder | form powder | form tablet |
| storage temp. −20°C | storage temp. −20°C | storage temp. −20°C | storage temp. −20°C |
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Storage Class
11 - Combustible Solids
WGK
WGK 3
Flash Point (°F)
Not applicable
Flash Point (°C)
Not applicable
PPE (personal protective equipment)
Eyeshields, Gloves, type N95 (US)
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Is product 487666 equivalent to Product S0942?
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