PERCHLORIC ACID with more than 50% but not more than 72% acid, by mass
Class
5.1
Subsidiary risk / reference
8
Packing group
I
Marine pollutant entry
Not listed; check the cargo classification
Limited quantities
0
Excepted quantities
E0
Packing instruction
P502
Special provisions
900
Special packing provision
PP28
IBC instruction
Not listed
IBC special provisions
Not listed
Portable tank / bulk container codes
T10
Tank special provisions
TP1
EmS
F-A, S-Q
Stowage and handling
Category D Category D
Segregation
SGG1 SG16 SG36 SG49
Properties and observations · source text
Colourless liquid. Mixtures with combustible material may ignite spontaneously and, when involved in a fire, by shock or by friction, may cause an explosion. Highly corrosive to most metals. Causes burns to skin, eyes and mucous membranes. Transport of PERCHLORIC ACID with more than 72% acid, by mass, is prohibited.
P502 The following packagings are authorized, provided that the general provisions of 4.1.1 and 4.1.3 are met. Combination packagings Maximum net mass Glass 5 L Drums Metal 5 L steel (1A1, 1A2) 125 kg Plastic 5 L aluminium (1B1, 1B2) 125 kg other metal (1N1, 1N2) 125 kg plywood (1D) 125 kg fibre (1G) 125 kg plastics (1H1, 1H2) kg Boxes steel (4A) 125 kg aluminium (4B) 125 kg other metal (4N) 125 kg natural wood (4C1) 125 kg natural wood with sift-proof 125 kg walls (4C2) plywood (4D) 125 kg reconstituted wood (4F) 125 kg fibreboard (4G) 125 kg expanded plastics (4H1) 60 kg solid plastics (4H2) 125 kg Single packagings Maximum capacity Drums steel (1A1) 250 L aluminium (1B1) 250 L plastics (1H1) 250 L Jerricans steel (3A1) 60 L aluminium (3B1) 60 L plastics (3H1) 60 L Composite packagings Plastics receptacle in steel or aluminium drum (6HA1, 6HB1) 250 L Plastics receptacle in fibre, plastics or plywood drum (6HG1, 6HH1, 6HD1) 250 L Plastics receptacle in steel or aluminium crate or box or plastics receptacle in 60 L wood, plywood, fibreboard or solid plastics box (6HA2, 6HB2, 6HC, 6HD2, 6HG2 or 6HH2) Glass receptacle in steel, aluminium, fibre or plywood drum (6PA1, 6PB1, 6PD1 or 60 L 6PG1) or in a steel, aluminium, wood or fibreboard box or in wickerwork hamper (6PA2, 6PB2, 6PC, 6PG2 or 6PD2) or in expanded or solid plastics packaging (6PH1 or 6PH2) Special packing provision: PP28 For UN No. 1873, parts of packagings which are in direct contact with perchloric acid shall be constructed of glass or plastics.
These portable tank instructions apply to liquid and solid substances of class 1 and classes 3 to 9. The general provisions of section 4.2.1 and the requirements of section 6.7.2 shall be met. The instructions for portable tanks with FRP shells apply to substances of classes or divisions 1, 3, 5.1, 6.1, 6.2, 8 and 9. Additionally, the provisions of chapter 6.10 apply to the portable tanks with FRP shells.
T10 · Selected instruction · IMDG 42-24
Portable tank instruction
Minimum test pressure (bar)
Minimum shell thickness (in mm – reference steel) (see 6.7.2.4)
Pressure relief provisionsa (see 6.7.2.8)
Bottom opening provisionsb (see 6.7.2.6)
T10
4
6 mm
See 6.7.2.8.3
Not allowed
a When the word “Normal” is indicated, all the provisions of 6.7.2.8 apply except for 6.7.2.8.3.
b When this column indicates “not allowed”, bottom openings are not permitted when the substance to be transported
is a liquid (see 6.7.2.6.1). When the substance to be transported is a solid at all temperatures encountered under normal
conditions of transport, bottom openings conforming to the provisions of 6.7.2.6.2 are authorized.
Source PDF pages：264 · 42-24
Extracted source text
S T1 – T22 These portable tank instructions apply to liquid and solid substances of class 1 and classes 3 to 9. The general provisions of section 4.2.1 and the requirements of section 6.7.2 shall be met. The instructions for portable tanks with FRP shells apply to substances of classes or divisions 1, 3, 5.1, 6.1, 6.2, 8 and 9. Additionally, the provisions of chapter 6.10 apply to the portable tanks with FRP shells. Minimum shell thickness Pressure relief Bottom opening (in mm – reference provisionsa provisionsb instruction pressure (bar) steel) (see 6.7.2.8) (see 6.7.2.6) (see 6.7.2.4) 4 6 mm See 6.7.2.8.3 Not allowed
The transport of the following substances is prohibited: AMMONIUM HYPOCHLORITE AMMONIUM NITRATE liable to self-heating sufficient to initiate decomposition AMMONIUM NITRITES and mixtures of an inorganic nitrite with an ammonium salt CHLORIC ACID, AQUEOUS SOLUTION with more than 10% chloric acid ETHYL NITRITE pure HYDROCYANIC ACID, AQUEOUS SOLUTION (HYDROGEN CYANIDE, AQUEOUS SOLUTION) with more than 20% hydrogen cyanide HYDROGEN CHLORIDE, REFRIGERATED LIQUID HYDROGEN CYANIDE SOLUTION, IN ALCOHOL with more than 45% hydrogen cyanide MERCURY OXYCYANIDE pure METHYL NITRITE PERCHLORIC ACID with more than 72% acid, by mass SILVER PICRATE, dry or wetted with less than 30% water by mass ZINC AMMONIUM NITRITE See also special provisions 349, 350, 351, 352 and 353.
