How many approved sources does Pyriofenone have in Australia?

As of the APVMA export downloaded 2026-10-23, 1 current active constituent approval cover Pyriofenone. Holders include Ishihara Sangyo Kaisha, Ltd. A holder is not necessarily the manufacturer.

Who registers Pyriofenone products in Australia?

As of the APVMA export downloaded 2026-10-23, 1 company registers 2 agricultural products containing Pyriofenone. The most products are registered by Ishihara Sangyo Kaisha, Ltd.

When does data protection end for Pyriofenone?

As of the APVMA export downloaded 2026-10-23, the latest protected data for a product containing Pyriofenone ends on 2028-02-02. Protection covers specific data, not the active itself.

Which crops is Pyriofenone registered for in Australia?

Registered labels containing Pyriofenone most often cover Cucurbits - field, Grapevine and Cucumber. The label is what applies.

Pyriofenone

OrganohalogensAgricultural active constituent

1 approved source, 0 of them since 2024. 2 registered products from 1 registrant.

C₁₈H₂₀ClNO₅Structure from PubChem CID 23082663

Single approved source

Approved sources: 1
Registered products: 2
Registrants: 1
Data protection ends: 2028-02-02

Market structure

Who registers it

Also holds a source approvalRegisters only

Ishihara Sangyo Kaisha, Ltd2

Market timeline

Registered products, cumulativeSources approved each year

Year	Sources approved	Products first registered	Products, cumulative
2016	1	1	1
2026	0	1	2

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

Who to talk to

Register products, hold no approval

Their products rely on a source approved for another company.

None in the export.

Hold an approval and register products1

Approval holders that also sell products under their own name.

Ishihara Sangyo Kaisha, Ltd2 products

Hold an approval, no products

Holders with no registered product of their own containing it.

None in the export.

1 approved source

Approval holder	Its products with this active	Approval no.	Approved
Ishihara Sangyo Kaisha, Ltd	2	65374	2016-08-03

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
Ishihara Sangyo Kaisha, Ltd	2	Yes

2 registered products

No.	Product	Registrant	Formulation	Content	First registered	Label
68898	Kusabi 300 SC Fungicide	Ishihara Sangyo Kaisha, Ltd	Suspension Concentrate	300 g/L	2016-11-02	PDF
98140	Kusabi Fungicide	Ishihara Sangyo Kaisha, Ltd	Suspension Concentrate	300 g/L	2026-10-21	PDF

Crops and targets

Crops and situations

Cucurbits - field2
Grapevine2
Cucumber2

Targets

Powdery mildew2

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

Changes in the last six months

21 Oct 2026New product
Ishihara Sangyo Kaisha, Ltd registered Kusabi Fungicide with Pyriofenone

Quick answers

How many approved sources does Pyriofenone have in Australia?: As of the APVMA export downloaded 2026-10-23, 1 current active constituent approval cover Pyriofenone. Holders include Ishihara Sangyo Kaisha, Ltd. A holder is not necessarily the manufacturer.
Who registers Pyriofenone products in Australia?: As of the APVMA export downloaded 2026-10-23, 1 company registers 2 agricultural products containing Pyriofenone. The most products are registered by Ishihara Sangyo Kaisha, Ltd.
When does data protection end for Pyriofenone?: As of the APVMA export downloaded 2026-10-23, the latest protected data for a product containing Pyriofenone ends on 2028-02-02. Protection covers specific data, not the active itself.
Which crops is Pyriofenone registered for in Australia?: Registered labels containing Pyriofenone most often cover Cucurbits - field, Grapevine and Cucumber. The label is what applies.