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Key Documents

8.18708

Sigma-Aldrich

Formaldehyde solution

37%, (stabilized with about 10% methanol) for synthesis

Synonym(s):

Formaline solution, Methanal solution, Methylaldehyde solution

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About This Item

UNSPSC Code:
12352114
NACRES:
NA.22

product name

Formaldehyde solution 37%, (stabilized with about 10% methanol) for synthesis

Quality Level

form

liquid

autoignition temp.

300 °C (Formaldehyde)

expl. lim.

7-73 % (v/v) Formaldehyde)

concentration

36.5-38.0% (acidimetric)

pH

2.8-4.0 (20 °C in H2O)

bp

93-96 °C/1013 hPa

mp

<-15 °C

transition temp

flash point 62 °C (Formaldehyde)

density

1.09 g/cm3 at 20 °C

application(s)

histology

storage temp.

15-25°C

Application

  • Lymph node harvesting in colon cancer: The practical application of Formaldehyde solution 37% in lymph node harvesting after laparoscopic surgery for colon cancer showcases its role in improving diagnostic accuracy and treatment outcomes (Nguyen et al., 2024).

Analysis Note

Identity: passes test
Assay (acidimetric): 36.5 - 38.0 %
Density (20 °C): 1.084 - 1.090 g/ml

Signal Word

Danger

Hazard Classifications

Acute Tox. 2 Inhalation - Acute Tox. 3 Dermal - Acute Tox. 3 Oral - Carc. 1B - Eye Dam. 1 - Flam. Liq. 3 - Muta. 2 - Skin Corr. 1B - Skin Sens. 1 - STOT SE 1 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

3 - Flammable liquids

WGK

WGK 3

Flash Point(F)

132.8 °F

Flash Point(C)

56 °C


Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

EU REACH Annex XVII (Restriction List)

CAS No.

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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