1.02409
Zinc
volumetric standard, secondary reference material for complexometry, traceable to NIST SRM Certipur® Reag. Ph Eur
Synonym(s):
Zinc
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About This Item
CAS Number:
UNSPSC Code:
11101719
EC Index Number:
231-175-3
NACRES:
NA.24
MDL number:
Pricing and availability is not currently available.
Quality Level
agency
ISO 17025, reag. Ph. Eur.
form
solid
technique(s)
titration: suitable
bp
906 °C/1013 hPa
mp
419 °C
density
7.13 g/cm3 at 20 °C
storage temp.
15-25°C
SMILES string
[Zn]
InChI
1S/Zn
InChI key
HCHKCACWOHOZIP-UHFFFAOYSA-N
General description
Zinc volumetric standard is manufactured under stringent conditions and measured with the highest possible precision. Its mass fraction is determined by potentiometric titration and it is qualified in a DIN EN ISO/IEC 17025 accredited laboratory.
Please visit ISO certificates and Site Quality Self-Assessments to access the current certificates of accreditation.
In our effort to be more sustainable, we′re going digital with COAs-download them directly from our website. Download your certificate at http://www.sigma-aldrich.com to view certified values, including uncertainty and expiry date.
Please visit ISO certificates and Site Quality Self-Assessments to access the current certificates of accreditation.
In our effort to be more sustainable, we′re going digital with COAs-download them directly from our website. Download your certificate at http://www.sigma-aldrich.com to view certified values, including uncertainty and expiry date.
Application
It finds its use as a certified reference material (CRM) for the standardization of volumetric solutions in complexometric titrations, according to USP and Ph. Eur.
Features and Benefits
- Available as a solid in a secure glass bottle to ensure its stability for the entire shelf life until opened.
- Certified reference material according to ISO 17034
- High-purity material traceable to NIST SRMs
- Qualified in a DIN EN ISO/IEC 17025 accredited laboratory
- In accordance with the chapter reagents of USP and Ph. Eur
- High-quality offering accurate titer determinations
Packaging
SKU-pack size numbers ending with a "3" are SmartChemicals with an RFID tag on the label for seamless data transfer to the instrument, e.g. xxxxxx1003 or xxxxxxx 4003. More information on www.sigmaaldrich.com/SmartChemicals
Legal Information
CERTIPUR is a registered trademark of Merck KGaA, Darmstadt, Germany
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This Item | |||
|---|---|---|---|
| technique(s) titration: suitable | technique(s) - | technique(s) - | technique(s) - |
| storage temp. 15-25°C | storage temp. - | storage temp. - | storage temp. - |
| agency ISO 17025, reag. Ph. Eur. | agency - | agency - | agency - |
| Quality Level 300 | Quality Level 200 | Quality Level 200 | Quality Level - |
| mp 419 °C | mp 420 °C (lit.) | mp 420 °C (lit.) | mp 420 °C (lit.) |
| bp 906 °C/1013 hPa | bp 907 °C (lit.) | bp 907 °C (lit.) | bp 907 °C (lit.) |
signalword
Warning
hcodes
pcodes
Hazard Classifications
Aquatic Acute 1 - Aquatic Chronic 1
Storage Class
11 - Combustible Solids
wgk
WGK 2
flash_point_f
Not applicable
flash_point_c
Not applicable
Certificates of Analysis (COA)
Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.
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Global Trade Item Number
| SKU | GTIN |
|---|---|
| 1024090100 | 04022536555850 |
| 1024090103 | 04054839654428 |