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Manitoba waste code EHS146 Reducing salt used in bleaching & photography. Limit 100 mg/kg.

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EHS146, Sodium hydrogen sulphite.

  • Manitoba Schedule B concentration codes

    Sodium hydrogen sulphite

Manitoba total-mass limit: 100 mg/kg for Sodium hydrogen sulphite.

Total sodium hydrogen sulphite is limited to 100 mg/kg by total mass. Reducing salt used in bleaching & photography.

Is Manitoba EHS146 hazardous waste?

Yes, when the Schedule B threshold is met. EHS146 is a Category 3 Provincial Waste Code. It applies when sodium hydrogen sulphite reaches the Schedule B limit of 100 mg/kg total concentration by mass.

The 3-digit provincial waste class goes in a separate field. It doesn't replace the UN Number or Provincial Waste Code.

For regulated hazardous waste, enter EHS146 in the UN Number or Provincial Waste Code field on the Manitoba movement document. Manitoba’s registration and shipment rules apply.

What does Manitoba EHS146 cover?

This entry tests waste for sodium hydrogen sulphite. Find the total concentration by mass and compare it with 100 mg/kg. At or above that Schedule B figure, the waste is Category 3 and takes EHS146.

Schedule
B
Hazardous-waste category
3
Recorded threshold
100 mg/kg
Official wording
Hazardous Waste Regulation, M.R. 195/2015.php?reg=195%2F2015)

Is sodium hydrogen sulphite always Manitoba EHS146?

CodeWhen it fits
EHS146Total sodium hydrogen sulphite is 100 mg/kg or more by mass.

Choose the code from what the waste is made of, its test result and where it came from. Provincial registration and movement rules, federal cross-border controls and TDG classification are separate checks. One identifier doesn't replace them.

Which codes sit beside Manitoba EHS146?

CodeWhat it is
EHS142Resorcinol
EHS143Silver nitrate
EHS144Sodium bisulphite
EHS145Branched-chain sodium dodecylbenzene sulphonate
EHS147Sodium hydrosulphide
EHS148Sodium methylate
EHS149Sodium phosphate, dibasic
EHS150Sodium phosphate, tribasic