UN1436

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Zinc powder or Zinc dust

Official source: 49 CFR 172.101 (eCFR)

Hazardous Materials Table entry

3 rows in 49 CFR 172.101 for UN1436.

Sym.	Description	Class	PG	Labels	Special provisions	8A	8B	8C	9A	9B	10A	10B
—	Zinc powder or Zinc dust	4.3	I	4.3, 4.2	A19, IB4, IP1, N40, W31	None	211	242	Forbidden	15 kg	A	13, 52, 53, 148
—	Zinc powder or Zinc dust	4.3	II	4.3, 4.2	A19, IB7, IP2, T3, TP33, W31, W40	None	212	242	15 kg	50 kg	A	13, 52, 53, 148
—	Zinc powder or Zinc dust	4.3	III	4.3, 4.2	IB8, IP4, T1, TP33, W31	None	213	242	25 kg	100 kg	A	13, 52, 53, 148

Sym.: Column 1 symbols, 49 CFR 172.101(b).
Description: Column 2, the proper shipping name, 172.101(c).
Class: Column 3, hazard class or division, 172.101(d).
PG: Column 5, packing group, 172.101(f).
Labels: Column 6, label codes, 172.101(g).
Special provisions: Column 7, codes explained in 49 CFR 172.102, 172.101(h).
8A / 8B / 8C: Packaging exceptions, non-bulk and bulk sections of 49 CFR part 173 (an entry of 202 means 173.202), 172.101(i).
9A / 9B: Maximum quantity per package on passenger aircraft or rail, and on cargo aircraft only, 172.101(j).
10A / 10B: Vessel stowage location and other stowage and handling codes, 172.101(k).

Division 4.3 — Dangerous When Wet Material

See the full class list

Dangerous when wet material (Division 4.3) is a material that, by contact with water, is liable to become spontaneously flammable or to give off flammable or toxic gas at a rate greater than 1 L per kilogram of the material, per hour.

Source: 49 CFR 173.124 (eCFR).

Previous / next UN number

UN1435Zinc ashes UN1437Zirconium hydride

Nearby Class 4.3 UN Numbers

UN1428Sodium UN1432Sodium phosphide UN1433Stannic phosphide UN1714Zinc phosphide UN1870Potassium borohydride UN1928Methyl magnesium bromide, in ethyl ether UN2010Magnesium hydride

View the full Class 4.3 list →

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