1.06507
Sodium dithionite
for analysis EMSURE®
Synonym(s):
Sodium dithionite, Sodium hydrosulfite, Sodium hypodisulfite
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About This Item
InChI
1S/2Na.H2O4S2/c;;1-5(2)6(3)4/h;;(H,1,2)(H,3,4)/q2*+1;/p-2
InChI key
JVBXVOWTABLYPX-UHFFFAOYSA-L
product line
EMSURE®
assay
≥85.0% (iodometric)
form
powder
autoignition temp.
>200 °C
potency
2500 mg/kg LD50, oral (Rat)
pH
5.5-8.5 (20 °C, 50 g/L in H2O)
mp
100 °C (decomposition)
transition temp
flash point >100 °C
solubility
250 g/L (slow decomposition)
density
2.5 g/cm3 at 20 °C
bulk density
1250 kg/m3
anion traces
chloride (Cl-): ≤0.01%
cation traces
Fe: ≤0.002%
storage temp.
2-30°C
Quality Level
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Analysis Note
Identity: passes test
Chloride (Cl): ≤ 0.01 %
Fe (Iron): ≤ 0.002 %
Other Notes
Legal Information
signalword
Danger
hcodes
Hazard Classifications
Acute Tox. 4 Oral - Eye Irrit. 2 - Self-heat. 1
supp_hazards
Storage Class
4.2 - Pyrophoric and self-heating hazardous materials
wgk
WGK 1
flash_point_f
212.0 °F
flash_point_c
> 100 °C
Regulatory Listings
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Substances Subject to be Indicated Names
ishl_indicated
Substances Subject to be Notified Names
ishl_notified
Certificates of Analysis (COA)
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