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11-0705

Sigma-Aldrich

Formaldehyde neutral buffer solution

3.7% formaldehyde in H2O

Synonym(s):

Formaldehyde solution, Formalin

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About This Item

Linear Formula:
HCHO
CAS Number:
50-00-0
Molecular Weight:
30.03
Beilstein/REAXYS Number:
1209228
MDL number:
MFCD00003274
UNSPSC Code:
12161700
PubChem Substance ID:
329749307
vapor pressure:
52 mmHg ( 37 °C)

vapor density

1.03 (vs air)

vapor pressure

52 mmHg ( 37 °C)

form

liquid

autoignition temp.

572 °F

availability

available only in Japan

concentration

3.7% formaldehyde in H2O

pH

7.10-7.30 (20 °C)

density

1.09 g/mL at 25 °C (lit.)

SMILES string

[H]C([H])=O

InChI

1S/CH2O/c1-2/h1H2

InChI key

WSFSSNUMVMOOMR-UHFFFAOYSA-N

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pictograms

Health hazardExclamation mark
GHS08,GHS07

signalword

Danger

Hazard Classifications

Acute Tox. 4 Inhalation - Carc. 1B - Muta. 2 - Skin Sens. 1

Storage Class

6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter

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Certificates of Analysis (COA)

Lot/Batch Number
L2482
L2481
L9452
L9451
L5436

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Gahana Advani et al.
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D H Castrillon et al.
The American journal of surgical pathology, 25(10), 1225-1230 (2001-11-02)
The p57KIP2 protein is a cell cycle inhibitor and tumor suppressor encoded by a strongly paternally imprinted gene. We explored the utility of p57KIP2 as a diagnostic marker in hydatidiform mole, a disease likely the result of abnormal dosage and
Shona Kalkman et al.
American journal of clinical pathology, 142(1), 16-22 (2014-06-14)
A systematic review of the literature was performed to identify whether minimum formalin fixation time may be reduced for reliable immunohistochemical assessment of estrogen receptor (ER), progesterone receptor (PR), and human epidermal growth factor receptor 2 (HER2). PubMed, EMBASE, and
Shona Kalkman et al.
The American journal of surgical pathology, 38(8), 1071-1078 (2014-04-08)
In patients with invasive breast carcinoma, estrogen receptor α (ERα) and progesterone receptor (PR) expressions need to be assessed in core-needle biopsies (CNBs) before the start of neoadjuvant systemic treatment. Current guidelines recommend a minimum formalin fixation time of 6
Veronique M Neumeister et al.
Laboratory investigation; a journal of technical methods and pathology, 94(4), 467-474 (2014-02-19)
While efforts are made to improve tissue quality and control preanalytical variables, pathologists are often confronted with the challenge of molecular analysis of patient samples of unknown quality. Here we describe a first attempt to construct a tissue quality index
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