USD $1.00-1.00 / Kilogram
USD $9.00-99.00 / Kilogram
USD $1.00-1.00 / Kilogram
USD $2.00-10.00 / Kilogram
USD $1.00-1.00 / Kilogram
USD $2.00-10.00 / Kilogram
USD $2.00-10.00 / Kilogram
USD $2.00-10.00 / Kilogram
USD $2.00-10.00 / Kilogram
items |
specification |
purity(dmso) |
99.8% min |
crystallization point |
18.10 ℃ min |
moisture |
0.20%max |
acid value mgkoh/g |
0.03 max |
transmittance(400mm) |
96.0% min |
refractive index(n20℃) |
1.4775-1.4790 |
color(hazen) |
<10 |
items |
specification |
purity(dmso) |
99.9% min |
crystallization point |
18.20 ℃ min |
moisture |
0.10%max |
acid value mgkoh/g |
0.03 max |
transmittance(400mm) |
96.0% min |
refractive index(n20℃) |
1.4778-1.4790 |
color(hazen) |
<10 |
heavy metal (μg/g) |
<20 |
uv extinction value |
275nm:0.30 max |
275nm/285nm:0.65 max |
|
285nm/295nm:0.45 max |
items |
specification |
purity(dmso) |
99.90% min |
crystallization point |
18.25 ℃ min |
moisture |
0.10%max |
acid value mgkoh/g |
0.01 max |
transmittance(400mm) |
98.0% min |
refractive index(n20℃) |
1.4778-1.4790 |
color(hazen) |
<10 |
heavy metal (μg/g) |
<15 |
naμg/g |
1.0 max |
feμg/g |
8.0 max |
caμg/g |
2.0 max |
uv extinction value |
275nm:0.30 max |
275nm/285nm:0.65 max |
|
285nm/295nm:0.45 max |
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dimethyl sulfoxide basic information |
dimethyl sulfoxide chemical properties |
mp | 18.4 °c |
bp | 189 °c(lit.) |
density | 1.100 g/ml at 20 °c |
vapor density | 2.7 (vs air) |
vapor pressure | 0.42 mm hg ( 20 °c) |
fema | 3875 |
refractive index |
n |
fp | 192 °f |
storage temp. | store at rt. |
form | liquid (temperature dependent) |
color | clear colorless |
freezingpoint | 18.4℃ |
sensitive | hygroscopic |
merck | 14,3259 |
brn | 506008 |
stability: | stable. incompatible with a very wide range of materials, including acid chlorides, strong acids, strong oxidizing agents, strong reducing agents, phosphorus halides, moisture, copper wool + trichloroacetic acid. reacts violently with a number of materials - consult a full data sheet before use. hygroscopic. |
cas database reference | 67-68-5(cas database reference) |
nist chemistry reference | dimethyl sulfoxide(67-68-5) |
epa substance registry system | methane, sulfinylbis-(67-68-5) |