Shipping Classification
Sodium dithionite or Sodium hydrosulfite
What this means
Sodium dithionite or Sodium hydrosulfite appears on the federal Hazardous Materials Table (49 CFR §172.101), the table that governs how a material must be classified, packaged, and labeled for transport.
Hazard class / division
Class 4.2
UN / NA identification number
UN1384
Packing group
II
Label codes
4.2
Packaging — exceptions
None
Packaging — non-bulk
212
Packaging — bulk
241
Passenger aircraft / rail limit
15 kg
Cargo aircraft only limit
50 kg
Vessel stowage location
E
Vessel stowage — other
13
Special provisions (§172.102)
A19 — Combination packagings consisting of outer fiber drums or plywood drums, with inner plastic packagings, are not authorized for transportation by aircraft.
A20 — Plastic bags as inner receptacles of combination packagings are not authorized for transportation by aircraft.
IB6 (see §172.102 or related section for full text)
IP2 (see §172.102 or related section for full text)
T3 (see §172.102 or related section for full text)
TP33 (see §172.102 or related section for full text)
W31 — Non-bulk packagings must be hermetically sealed.
Packaging citations reference sections of 49 CFR Part 173 not expanded here. View the full official table on eCFR.gov.
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Source: Hazardous Materials Table (49 CFR §172.101) and Special Provisions (49 CFR §172.102), current as retrieved from eCFR.gov. View official table.