SPI-Chem™ Paraformaldehyde
Depend on SPI-Chem™ chemicals for all your microscopy applications!
Chinese
OH(CH
2
O)
n
H
Appearance: White free-flowing powder
Odor: Pungent formaldehyde odor
CAS #30525-89-4
NTOSH (RTECS) No. RVO540000
Boiling Point: Sublimes
Melting Point: 248-338°F/ 120-170°C
Flash Point: 158°F/ 70°C
Solubility In Water: Slight
This is a fast acting fixative used in a number of transmission electron microscopy protocols and is most often used in conjunction with
glutaraldehyde
and
osmium tetroxide, often times called Karnovsky's fixative
.
Reference:
Kamovosky,
J Cell Bio., 27
, 137A (1965)
SPI Supplies offers complete
ready-to-mix and use Karnovsky's Fixative Kits
. We believe that many users of this fixative would find it far more convenient to purchase the needed chemicals in this easy to use economical kit than to worry about trying to maintain in fresh supply the individual components.
Size
SPI #
Each
10+, Each
In Stock
Paraformaldehyde,
EM grade, powder
1 kg
02615-AB
16.47
14.82
Yes
30 gm
02615-AA
6.58
5.92
Yes
Storage condition:
Refrigerated storage recommended
Hazardous from the stand point of shipping
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Monday May 12, 2008
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