How many approved sources does Magnesium Hydroxide have in Australia?

As of the APVMA export downloaded 2026-10-23, 1 current active constituent approval cover Magnesium Hydroxide. Holders include Calix Ltd. A holder is not necessarily the manufacturer.

Who registers Magnesium Hydroxide products in Australia?

As of the APVMA export downloaded 2026-10-23, 1 company registers 1 agricultural product containing Magnesium Hydroxide. The most products are registered by UPL Australia Pty Ltd.

When does data protection end for Magnesium Hydroxide?

As of the APVMA export downloaded 2026-10-23, no product containing Magnesium Hydroxide has data protection running past 2026-10-23.

Which crops is Magnesium Hydroxide registered for in Australia?

Registered labels containing Magnesium Hydroxide most often cover Cucurbits tomatoes. The label is what applies.

Magnesium Hydroxide

Chemical group not statedAgricultural active constituent

1 approved source, 0 of them since 2024. 1 registered product from 1 registrant. 1 registrant sells it without holding an approval.

Single approved source

Approved sources: 1
Registered products: 1
Registrants: 1
Data protection ends: None current

Market structure

Who registers it

Also holds a source approvalRegisters only

UPL Australia Pty Ltd1

Market timeline

Registered products, cumulativeSources approved each year

Year	Sources approved	Products first registered	Products, cumulative
2022	1	1	1

Only records current in the export are counted, so earlier years are understated.

Who to talk to

Register products, hold no approval1

Their products rely on a source approved for another company.

UPL Australia Pty Ltd1 product

Hold an approval and register products

Approval holders that also sell products under their own name.

None in the export.

Hold an approval, no products1

Holders with no registered product of their own containing it.

Calix LtdApproval only

1 approved source

Approval holder	Its products with this active	Approval no.	Approved
Calix Ltd	—	89489	2022-03-04

Sorted by how many products the holder registers with this active. A holder can be the manufacturer or a company holding the approval for a source.

1 registrant

Registrant	Products	Holds an approval
UPL Australia Pty Ltd	1	No

1 registered product

No.	Product	Registrant	Formulation	Content	First registered	Label
92928	Magnera Insecticide	UPL Australia Pty Ltd	Suspension Concentrate	609 g/L	2022-12-15	PDF

Crops and targets

Crops and situations

Cucurbits tomatoes1

Targets

Two spotted spider mite - supression of1

Number of registered products whose label covers each crop or target, not volumes. The label is what applies.

Changes in the last six months

Nothing new in the last six months.

Quick answers

How many approved sources does Magnesium Hydroxide have in Australia?: As of the APVMA export downloaded 2026-10-23, 1 current active constituent approval cover Magnesium Hydroxide. Holders include Calix Ltd. A holder is not necessarily the manufacturer.
Who registers Magnesium Hydroxide products in Australia?: As of the APVMA export downloaded 2026-10-23, 1 company registers 1 agricultural product containing Magnesium Hydroxide. The most products are registered by UPL Australia Pty Ltd.
When does data protection end for Magnesium Hydroxide?: As of the APVMA export downloaded 2026-10-23, no product containing Magnesium Hydroxide has data protection running past 2026-10-23.
Which crops is Magnesium Hydroxide registered for in Australia?: Registered labels containing Magnesium Hydroxide most often cover Cucurbits tomatoes. The label is what applies.