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Water standard 1%

Standard for volumetric Karl Fischer Titration 1 g ≙ 10 mg H₂O Aquastar®

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Properties

Related Categories Analytical Reagents, Analytical Standards, Analytical/Chromatography, Elemental, Ions and Water (Karl Fischer) Standards, Karl Fischer Reagents and Standards,
Quality Level   100
grade   reag. ISO (17025)
  reag. ISO (17034)
assay   (Karl Fischer)
form   liquid
autoignition temp.   287 °C (DIN 51794,Information refers to the main component.)
expl. lim.   1.7 % (v/v)
application(s)   Karl-Fischer titration: suitable
  titration: suitable
bp   119 °C/1013 hPa
mp   -95 °C
transition temp   flash point 31 °C (Information refers to the main component.)
density   0.92 g/cm3 at 20 °C
storage conditions   no restrictions.

Description

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

Analysis Note

Assay (H₂O): 9.90 - 10.10 mg/g

Safety & Documentation

Safety Information

Signal word 
Warning-Warning
Hazard statements 
Precautionary statements 
Target organs 
Central nervous system
WGK Germany 
WGK 1
Flash Point(F) 
87.8 °F - closed cup
Flash Point(C) 
31 °C - closed cup
Protocols & Articles

Articles

Aquastar® Certified Reference Materials for Karl Fischer Titration

Precise water determination is always a challenge. Have confidence in your results with Aquastar® Certified Reference Materials (CRMs), produced under the double accreditation of ISO/IEC 17025 and IS...
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Aquastar® Water Standards in Ampoules

The Aquastar range offers water standards in ampoules with different water contents. Our standards consist of solvent mixtures with a clearly defined water content. They are tested against standard r...

Determination of Water Content in Oil Samples Using Karl Fischer Titration Following DIN EN ISO 8534:2017

The water content has an important role in the quality and the shelf life of most food products. But how can we determine specifically the water content, in all its forms, but without any other decom...
Keywords: Gas chromatography, Karl Fischer titrations, Nuclear magnetic resonance spectroscopy, Oxidations, Titrations

Karl Fischer Reagents for Pharmacopoeia Analysis

Fast, Precise and Reliable Water Determination Karl Fischer titration is a fast reliable and accurate analytical method used in pharmaceutical laboratories worldwide to determine the water content of...
Keywords: Karl Fischer titrations, Pharmaceutical, Solvents, Titrations

Titration 4.0

In a joint project, METTLER TOLEDO, Switzerland, known as a manufacturer of high-end titration instruments, and Merck KGaA, Darmstadt, Germany, known as a producer of highest-quality analytical reage...
Keywords: Iodometric titrations, Karl Fischer titrations, PAGE, Titrations

Water Determination in Instant Coffee by Karl Fischer Titration

Foodstuffs include a very diverse group of products. Depending on whether carbohydrate-rich, fatty or protein-rich substances are under investigation, different working techniques are preferable. Com...
Bettina Straub-Jubb
Global Product Manager Titration
Keywords: Karl Fischer titrations, Size-exclusion chromatography, Titrations, Volumetric Karl Fischer titrations

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