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Key Documents

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442597

Supelco

Formaldehyde-2,4-DNPH

analytical standard

Synonym(s):

Formaldehyde-2,4-dinitrophenylhydrazone

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About This Item

Linear Formula:
H2C=NNHC6H3(NO2)2
CAS Number:
1081-15-8
Molecular Weight:
210.15
Beilstein:
750330
MDL number:
MFCD00191364
UNSPSC Code:
23151816
PubChem Substance ID:
24867923

grade

analytical standard

CofA

current certificate can be downloaded

feature

standard type calibration

packaging

ampule of 100 mg

technique(s)

HPLC: suitable
gas chromatography (GC): suitable

mp

153-156 °C (lit.)

application(s)

environmental

format

neat

storage temp.

2-30°C

SMILES string

[O-][N+](=O)c1ccc(NN=C)c(c1)[N+]([O-])=O

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Show Differences

1 of 4

This Item
BCR546CRM4M7177CRM47177
甲醛-2,4-DNPH analytical standard

442597

甲醛-2,4-DNPH

甲醛-2,4-二硝基苯腙 BCR®, certified reference material

BCR546

甲醛-2,4-二硝基苯腙

甲醛-2,4-DNPH标准液 CRM certified reference material, TraceCERT®, 100 μg/mL in acetonitrile (as aldehyde), ampule of 5 × 1 mL

CRM4M7177

甲醛-2,4-DNPH标准液 CRM

甲醛-DNPH标准液 certified reference material, TraceCERT®, 100 μg/mL in acetonitrile (as aldehyde), ampule of 1 mL

CRM47177

甲醛-DNPH标准液

technique(s)

HPLC: suitable, gas chromatography (GC): suitable

technique(s)

-

technique(s)

HPLC: suitable, gas chromatography (GC): suitable

technique(s)

HPLC: suitable, gas chromatography (GC): suitable

application(s)

environmental

application(s)

environmental

application(s)

environmental

application(s)

environmental

format

neat

format

neat

format

single component solution

format

single component solution

grade

analytical standard

grade

certified reference material

grade

certified reference material, TraceCERT®

grade

certified reference material, TraceCERT®

storage temp.

2-30°C

storage temp.

2-8°C

storage temp.

2-8°C

storage temp.

2-8°C

packaging

ampule of 100 mg

packaging

-

packaging

ampule of 5 × 1 mL

packaging

ampule of 1 mL

General description

Formaldehyde 2,4-dinitro­phenyl­hydrazone (C7H6N4O4) is a planar molecule and the nitro groups are almost coplanar with the benzene ring.[1]

Application

Formaldehyde-2,4-DNPH may be used as an analytical standard for the determination of the analyte in air samples, food and feed products, and aquatic products by various chromatography techniques.[2][3][4][5][6]
Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H315,H319,H335

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

    • Choose from one of the most recent versions:

    Certificates of Analysis (COA)

    Lot/Batch Number
    LC23432V
    LC22802V
    LC21798V
    LC20325V
    LC19823V

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    Find documentation for the products that you have recently purchased in the Document Library.

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    Trace determination of carbonyl compounds in air by gas chromatography of their 2, 4-dinitrophenylhydrazones
    Smith RA and Drummond I
    Analyst, 104(1242), 875-877 (1979)
    P Wahed et al.
    Food chemistry, 202, 476-483 (2016-02-28)
    Formalin is carcinogenic and is detrimental to public health. The illegal addition of formalin (37% formaldehyde and 14% methanol) to foods to extend their shelf-life is considered to be a common practice in Bangladesh. The lack of accurate methods and
    Formaldehyde 2, 4-dinitrophenylhydrazone.
    Tameem AA
    Acta Crystallographica Section E, Structure Reports Online, 63 (1), 57-58 (2006)
    High performance liquid chromatographic determination of formaldehyde in milk
    Kaminski J, et al.
    Journal of Liquid Chromatography and Related Technologies, 16(2), 521-526 (1993)
    F Sandner et al.
    International journal of hygiene and environmental health, 203(3), 275-279 (2001-03-31)
    The toxic potential of formaldehyde and other aliphatic/aromatic carbonyl compounds requires the determination of even low amounts of these compounds in indoor air. The existing DFG-method for workplace monitoring using adsorption at 2,4-dinitrophenylhydrazine (DNPH)-coated sorbents followed by HPLC-UV/DAD analysis of
    View All Related Papers

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