|
Contact |
Add.:
|
Suites 1808-9 Guohua Building, 857 Dagu-Nan Road, Hexi District, Tianjin, China 300200. |
| Zip: |
300200 |
| Tel.: |
+86-22-58316066(5 lines ); 58316071 |
| Fax.: |
+86-22-58316068 |
| Email: |
nfu@public.tpt.tj.cn
nfu@public.jc.sx.cn |
| Http: |
www.friendsunion.com |
|
|
|
|
15.Calcium
thiocyanate
Synonyms: Thiocyanate
Acid, Calcium Salt
Molecular Formula: Ca(SCN)2
Molecular Weight: 156.30
Storage: Keep in a tightly
closed bags. Store in a cool, dry ventilated area to prenent
it from being deliquescent.
| Purity,%≥ |
96[Ca(SCN) 2 4H 2O] |
50%
Solution |
| Iron,%≤ |
0.001 |
0.001 |
| Water
Insolubles,%≤ |
0.02 |
-- |
| Chloride,
%≤ |
0.05 |
0.06 |
| Sulfate,
%≤ |
0.08 |
0.08 |
| Heavy
Metal(as Pb), %≤ |
0.01 |
0.01 |
|
|
Properties: Ca(SCN)2,
a white solid that is in organic solvents such as ethanol
and acetone and the like, easy to be deliquescent: its
solution is colorless transparent liquid, primarily utilized
as fungicides & additives to prevent the growth of
microbe and algae.
Packing: 25kgs net in PP
bag with inner of polyethylene bags. |
16.Guanidine Thiocyanate
Molecular
Formula:
NH4C(=NH)NH2HSCN
Molecular
Weight: 118.16
CAS No: 593-84-0
Specifications:
| Items |
Guanidine
Thiocyanate , Biotech Grade |
Physical
form |
White
Crystal |
Assay
% |
>
99 |
UV
ABS@280nm |
<0.8 |
Solubility
in Water |
Clear
and colorless |
pH(5%)
Value |
4.5-7.0 |
Chloride,
% |
<0.02 |
Sulfate,
% |
<0.01 |
Melting
Point
 |
117-120 |
Heavy
Metal, |
<10
ppm |
| Moisture,
% |
<0.3 |
Applications |
General:
Chaotropic
agent and strong denaturant;
solubilizes cells. Mainly used
in sectors of biotech pharmaceuticals,
|
Packing |
25kg
pails |
|
|
Packing:
25 kg paper bags with polyethylene lining, 40bags
per pallet
500kg big bags, 2bags per pallet
solution, in bulk tankwagons or 250kg drum. |
|
|
