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Merck
CN

31108

Kjeldahl Catalyst according to Wieninger

tablet, with selenium

Synonym(s):

Nitrogen determination (Wieninger), Selenium reaction mixture

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About This Item

UNSPSC Code:
41116105
PubChem Substance ID:
MDL number:
Technical Service
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form

tablet

suitability

complies for function test

application(s)

food and beverages
forensics and toxicology
general analytical

SMILES string

[Na+].[Na+].[Cu++].[O-]S([O-])(=O)=O.[O-]S(=O)(=O)OOS([O-])(=O)=O

InChI

1S/Cu.2Na.H2O8S2.H2O4S/c;;;1-9(2,3)7-8-10(4,5)6;1-5(2,3)4/h;;;(H,1,2,3)(H,4,5,6);(H2,1,2,3,4)/q+2;2*+1;;/p-4

InChI key

PIAKSAKPSSOOGC-UHFFFAOYSA-J

Packaging

250 tablets 2.5 g each


pictograms

Exclamation markEnvironment

signalword

Warning

hcodes

Hazard Classifications

Acute Tox. 4 Oral - Aquatic Acute 1 - Aquatic Chronic 2

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

Regulatory Information

新产品

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