Molecule

Perchloric_acid 

311421 

Packaging
50, 250 mL in glass bottle

319228 

General description
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Packaging
2 L in glass bottle
500 mL in glass bottle

50439 

General description
This certified eluent concentrate for ion chromatography is traceable by potentiometric titration to NIST Standard Reference Material. It is certified in accordance with ISO Guide 31. All details about exact content, uncertainty, traceability and expiry date are described in the certificate.Download at: http://www.sigma-aldrich.com.
Preparation Note
Prepared with perchloric acid and high purity water (18.2 MΩ, 0.2 μm filtered)

32046 

General description
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concentration after dilution to 1L: 0.1mol/L (0.1N); amount of substance 0.1mol (10.046 g HClO4)
Packaging
glass ampoule

12415 

Legal Information
TraceSELECT is a registered trademark of Sigma-Aldrich Co. LLC

34408 

General description
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34288 

General description
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77227 

Packaging
1 L in glass bottle
100, 500 mL in glass bottle
Legal Information
TraceSELECT is a registered trademark of Sigma-Aldrich Co. LLC

35418 

General description
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244252 

Packaging
100, 500 mL in glass bottle
2.5, 4×2.5 L in glass bottle
poly-coated bottles available: product numbers 244252-2.5L-CB and 244252-4X2.5L-CB

311413 

Other Notes
ACS specifications same as product 244252, except for concentration
Packaging
1, 2.5 L in glass bottle
100, 500 mL in glass bottle

77234 

Other Notes
Reagent for the decomposition of metals and organic compounds (danger of explosions)1,2

77228 

Application
Used for the decomposition of organic samples for det. of mercury

24-1070 

Suitability
for titration in nonaqueous solution