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Kaempferol

ROTI®Star Primary Standard
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.
Examples of effect: Have an allergenic effect, carcinogenic, mutagenic, toxic to reproduction and cause developmental toxicity (reprotoxic) or damage to organs Safety: You must be well-informed before starting work with these substances; wear protective clothing and gloves, eye protection and mask or breathing protection.
Warning
H315-H319-H335-H341
i causes skin irritation, causes serious eye irritation, may cause respiratory irritation, suspected of causing genetic defects (if exposed)
P261 P280 P302+P352 P305+P351+P338 P308+P313
i avoid breathing dust/fume/gas/mist/vapours/spray, wear protective gloves/eye protection, IF ON SKIN: Wash with plenty of water, IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing, IF exposed or concerned: Get medical advice/attention
Related products
Pack Qty.
Pack.
3,4',5,7-Tetrahydroxyflavone, Robigenin, Trifolitin
Empirical formula C15H10O6
Molar mass (M) 286,24 g/mol
Melting point (mp) 270 °C
WGK 1
CAS No. [520-18-3]
EG-Nr. 208-287-6


Type analysis

€951.40/Pack Qty. 

excl. VAT. | 25 mg per Pack Qty.

Art. No. NE26.1

Available at short notice
Free of shipping costs from 125 €
from 6 Pack Qty. €903.83/Pack Qty.
from 24 Pack Qty. €856.26/Pack Qty.
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Kaempferol
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General information

Reference Standards

The reference standards are offered as powders with good flowability and crystallinity to guarantee efficient handling in the laboratory. All products of this product line are filled in brown glass vials with screw caps and are packed in foil bags. This packaging provides optimum protection against environmental influences, even when stored over a long period of time. The reference standards are delivered as “ready-to-use” portions and are stored under controlled conditions.


Primary Standards

ROTI®Star Primary Standards for pharmaceutical and food analysis

ROTI®Star Primary Standards are extensively characterised by the analytical methods listed below and are supplied with a Primary Standard Certificate.

The certificate contains:

  • Proof of identity with spectra, e.g. 1H NMR, 13C NMR, MS, UV
  • Content determined with two independent validated methods, e.g. chromatographic purity and quantitative NMR
  • Content of residual solvent determined with two different validated GC methods
  • Water determination by Karl Fischer titration


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

Assay (HPLC)≥95,0 %
Residual solvents (GC)≤2,0 %
Water (KF)≤5,0 %
Assay (qNMR)≥80,0 %
Proof of identity by 1H NMR, 13C NMR, MS, UV.
The certificate includes all results of analytical tests and validations.

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