Formaldehyde

$10 - $1640

Price

Brand	Packaging	Price	Product name
AK Scientific Y1318	25g	$14	Formaldehyde, 37% w/w aq. soln., stab. with 7-8% methanol
AK Scientific Y1318	500g	$47	Formaldehyde, 37% w/w aq. soln., stab. with 7-8% methanol
Alfa Aesar 047377	*2x10ml	$52.9	Paraformaldehyde, 32% w/v aq. soln.
Alfa Aesar 047338	2x10ml	$56	Paraformaldehyde,15%w/vaq.soln.
Alfa Aesar A16163	2500ml	$56.9	Formaldehyde, 37% w/w aq. soln., stab. with 7-8% methanol
Alfa Aesar 033314	1L	$62.1	Formaldehyde, 37% in aq. soln., ACS, 36.5-38.0%, stab. with 10-15% methanol
Alfa Aesar J60401	250ml	$62.6	Formaldehyde, 4% in PBS
Alfa Aesar 047347	*10x10ml	$75.1	Paraformaldehyde, 8% w/v aq. soln.
Alfa Aesar 043368	10x10ml	$75.5	Paraformaldehyde,16%w/vaq.soln.
Alfa Aesar 047317	*10x10ml	$77.7	Paraformaldehyde, 10% w/v aq. soln.

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Melting point	-15°C
Boiling point	97°C(37% solution),-19.5°C(pure)
Density	1.09 g/mL at 25 °C(lit.)
vapor density	1.03 (vs air)
vapor pressure	52 mm Hg ( 37 °C)
refractive index	n20/D 1.377
Flash point	133 °F
storage temp.	room temp
solubility	water: soluble
form	Solution
pka	13.27(at 25℃)
color	APHA: ≤10
Odor	Pungent odor detectable at 1 ppm
PH	pH (25℃) : 7.0～7.5
Odor Threshold	0.5ppm
Water Solubility	soluble
λmax	λ: 260 nm Amax: 0.01 λ: 280 nm Amax: 0.01
Merck	14,4235
BRN	1209228
Henry's Law Constant	2.08(x 10^-7 atm?m³/mol) at 25 °C (flow-type generation system, spectrophometry, Kanda et al., 2005)
Dielectric constant	23.0（Ambient）
Exposure limits	NIOSH REL: TWA 0.016 ppm, 15-min C 0.1 ppm, IDLH 20 ppm; OSHA PEL: TWA 0.75 ppm, STEL 2 ppm.
InChIKey	WSFSSNUMVMOOMR-UHFFFAOYSA-N
LogP	0.350
CAS DataBase Reference	50-00-0(CAS DataBase Reference)
IARC	1 (Vol. Sup 7, 62, 88, 100F) 2012
NIST Chemistry Reference	Formaldehyde(50-00-0)
EPA Substance Registry System	Formaldehyde (50-00-0)