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この商品について
化学式:
CaCO3
CAS番号:
分子量:
100.09
UNSPSC Code:
41116107
NACRES:
NA.24
EC Index Number:
207-439-9
MDL number:
Beilstein/REAXYS Number:
8008338
Quality Level
agency
ISO 17025, ISO 17034
form
solid
potency
6450 mg/kg LD50, oral (Rat), >2000 mg/kg LD50, skin (Rat)
technique(s)
titration: suitable
pH
9.5-10.5 (20 °C, 100 g/L in H2O, slurry)
mp
825 °C (decomposition)
density
2.93 g/mL at 25 °C (lit.)
bulk density
300‑1400 kg/m3
storage temp.
15-25°C
SMILES string
[Ca++].[O-]C([O-])=O
InChI
1S/CH2O3.Ca/c2-1(3)4;/h(H2,2,3,4);/q;+2/p-2
InChI key
VTYYLEPIZMXCLO-UHFFFAOYSA-L
General description
Calcium carbonate 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.
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.
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
- 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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保管分類
13 - Non Combustible Solids
wgk
nwg
flash_point_f
Not applicable
flash_point_c
Not applicable
適用法令
試験研究用途を考慮した関連法令を主に挙げております。化学物質以外については、一部の情報のみ提供しています。 製品を安全かつ合法的に使用することは、使用者の義務です。最新情報により修正される場合があります。WEBの反映には時間を要することがあるため、適宜SDSをご参照ください。
1024108053: + 1024100050: + CH2QC101827: + 1024108888: + 1024100000: + 1024100053: + 1024108050:
jan
試験成績書(COA)
製品のロット番号・バッチ番号を入力して、試験成績書(COA) を検索できます。ロット番号・バッチ番号は、製品ラベルに「Lot」または「Batch」に続いて記載されています。
資料
The titer determination or standardization of a titration solution is essential for accurate and reliable titration results.
グローバルトレードアイテム番号
| カタログ番号 | GTIN |
|---|---|
| 1.02410.0050 | 04022536687643 |
| 1.02410.0053 | 04054839568701 |