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Caffeine

ROTI®Calipure anhydrous, melting point standard 235-238 °C
Icon_EVE-EUD Please consider that this product might be liable to some legal sanctions as for example to obtain an end user declaration or the prohibition of some applications. For details please do contact your counterpart in our sales department!
Examples of effect: Lead to damage to heath, cause irritation to eyes, skin or respiratory organs. Are fatal in larger quantities. Safety: As previously stated, in the event of skin irritation or contact with eyes, rinse with water or a suitable medium.
Warning
H302
i harmful if swallowed
P270
i do not eat, drink or smoke when using this product
Pack Qty.
Pack.
1,3,7-Trimethylxanthine, 7-Methyltheobromine
Empirical formula C8H10N4O2
Molar mass (M) 194,20 g/mol
Density (D) 1,23 g/cm³
Melting point (mp) 239 °C
WGK 1
CAS No. [58-08-2]
EG-Nr. 200-362-1


Type analysis

€29.90/Pack Qty. 

excl. VAT. | 1 g per Pack Qty.

Art. No. 9739.1

In stock
Free of shipping costs from 125 €
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from 6 Pack Qty. €28.40/Pack Qty.
from 24 Pack Qty. €26.91/Pack Qty.
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General information

ROTI®Calipure standards for your calibration needs

ROTI®Calipure standards for your calibration needsCarl ROTH offers an extensive range of calibration standards. These products are manufactured from highly pure starting material and are specially tested for each application. The corresponding batch-specific certificate of analysis is available online. Each product series offers excellent value for money.


Melting point standards ROTI®Calipure

Melting point standards ROTI®CalipureThe melting point of a substance is the temperature at which the transition from a solid phase to a liquid phase occurs. The determination of melting point is a quick and easy method of determining the basic purity of substances. As the melting point is a characteristic variable for pure substances, it is also used for the identification of organic compounds. Carl ROTH offers a selected range of melting point standards. To allow easy handling and ensure maximum safety, the standards are filled in small quantities protected from light and are ready-to-use straight away. Properties:

  • Suitable for checking purity
  • Max. measurement inaccuracy ±0.3 °C
  • Suitable for use independent of instrument type
  • Ready-to-use


Certificates of Analysis

You can search for and download your certificate of analysis for the selected product here. Please provide your batch number.
The following analysis certificates have been found:

Type analysis

Meniscus formation235-238 °C  
Complete liquefaction235-238 °C  
Measurement uncertainty±0,3 °C  

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