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Bispyribac-sodiumTechnical material and formulations from China

Huasheng supplies Bispyribac-sodium from China as technical material and SC, WP and OD formulations (6 specifications), with technical and registration documents and private label packaging for your market.

At a glance

CAS number
125401-92-5
Molecular formula
C₁₉H₁₇N₄NaO₈ (452.3 g/mol)
PubChem record
CID 23682789
Mode of action group
HRAC 2
Chemical class
Pyrimidinyl benzoate herbicide
Offered as
Technical material · Single active
Formulations
TC · SC · WP · OD (6 specifications)

Formulations & concentrations

Technical materials, single active formulations and mixtures are listed separately, each with its declared content and the tolerance set by the FAO/WHO specification manual. Specifications added to the enquiry list can be sent together with other products in one purchase or registration enquiry.

Technical materials

Technical material for formulators. Each specification states the assay, relevant impurities and test methods.

Bispyribac-sodium 95% TC≥ 95% (950 g/kg)

Single active formulations

Finished formulations of a single active ingredient, packed and labelled for the destination market.

Bispyribac-sodium 10% SC10 ± 1%
Bispyribac-sodium 20% SC20 ± 1.2%
Bispyribac-sodium 40% SC40 ± 2%
Bispyribac-sodium 20% WP20 ± 1.2%
Bispyribac-sodium 20% OD20 ± 1.2%

Approved uses differ by country; the label registered in the destination market applies.

Quality specification

Each specification is supplied to the quality clauses that the FAO/WHO specification manual sets for its formulation type, tested by CIPAC methods. The batch certificate of analysis reports the measured values.

Technical material (TC)
PropertyRequirementMethod
Active ingredient contentNot less than the declared minimum, with no upper limitCIPAC
IdentityConfirmed by an identity testCIPAC
Relevant impuritiesWithin the limits of the FAO specification for the active ingredient, where one existsCIPAC
Water, insolubles and acidityStated where the specification of the active ingredient requires themMT 30.6 · MT 191
Suspension concentrate (SC)
PropertyRequirementMethod
Active ingredient contentDeclared content within the FAO/WHO tolerance shown for each specificationCIPAC
PourabilityResidue ≤ 5%MT 148.2
Spontaneity of dispersion≥ 60% after 5 min in CIPAC water DMT 160.1
Suspensibility60 to 105% after 30 min in CIPAC water DMT 184.1
Wet sieve test≤ 2% retained on a 75 µm sieveMT 185.1
Persistent foam≤ 60 mL after 1 minMT 47.3
Stability at 0 °CAfter 7 days at 0 ± 2 °C, still within the suspension and sieve limitsMT 39.3
Stability at elevated temperatureAfter 14 days at 54 ± 2 °C, active ingredient ≥ 95% of the initial content and physical limits still metMT 46.4
Wettable powder (WP)
PropertyRequirementMethod
Active ingredient contentDeclared content within the FAO/WHO tolerance shown for each specificationCIPAC
Wet sieve test≤ 2% retained on a 75 µm sieveMT 185.1
Suspensibility60 to 105% after 30 min in CIPAC water DMT 184.1
WettabilityCompletely wetted in 1 min without swirlingMT 53.3
Persistent foam≤ 60 mL after 1 minMT 47.3
Stability at elevated temperatureAfter 14 days at 54 ± 2 °C, active ingredient ≥ 95% of the initial content and physical limits still metMT 46.4
Oil dispersion (OD)
PropertyRequirementMethod
Active ingredient contentDeclared content within the FAO/WHO tolerance shown for each specificationCIPAC
PourabilityResidue ≤ 5%MT 148.2
Dispersion stabilityWithin the limits of the product specification, in CIPAC waters A and DMT 180
Wet sieve test≤ 2% retained on a 75 µm sieveMT 185.1
Persistent foam≤ 60 mL after 1 minMT 47.3
Stability at 0 °CAfter 7 days at 0 ± 2 °C, still within the suspension and sieve limitsMT 39.3
Stability at elevated temperatureAfter 14 days at 54 ± 2 °C, active ingredient ≥ 95% of the initial content and physical limits still metMT 46.4

Shelf life: two years from release under the storage conditions on the label, unless the label states otherwise. Specifications revised: .

FAO/WHO Manual on the development and use of FAO and WHO specifications for chemical pesticides, 3rd edition (2025) ↗

Shipping, packaging and supply terms

Classification, transport and customs

EU harmonised classification
No EU harmonised classification
Transport classification (pure substance)
Not regulated as dangerous goods
HS code (EU customs)
2933.59 (active ingredient) · 3808.93 (formulations)
FAO specification
No FAO specification published

Sources: EU CLP Regulation Annex VI (ECHA), section 14 of the safety data sheet, the EU customs nomenclature and the FAO/WHO JMPS specifications. Each formulation is shipped under the classification in its own safety data sheet.

Packaging and supply terms

Technical material
25 kg fibre drums or woven bags with liner; liquid technical material in 200 L drums
Liquid formulations
100 mL to 1 L bottles; 5, 10 and 20 L jerrycans; 200 L drums and 1,000 L IBC for bulk supply
Solid formulations
100 g to 1 kg aluminium foil bags; 5, 10 and 25 kg bags, cartons or fibre drums
Minimum order
Formulations from 1,000 L or 1,000 kg per specification; technical material from 1,000 kg. Smaller quantities for samples and registration trials.
Lead time
Usually 25 to 40 days after order confirmation and label approval.
Shipping terms
FOB, CFR or CIF from a Chinese port; dangerous goods packed and documented to the IMDG Code.
Payment
T/T or irrevocable letter of credit at sight.

Private label packs in other sizes, with the label language and artwork of the destination market, are made to order. Each quotation confirms the terms of that order.

Mode of action & use

Mode of action

Inhibits acetolactate synthase (ALS), stopping branched chain amino acid synthesis.

Postemergence, absorbed by leaves and translocated to growing points.

Typical targets and crops

Barnyard grass and other grasses, sedges and broadleaf weeds in direct seeded and transplanted rice.

Resistance management · HRAC 2

ALS inhibitors carry a high resistance risk; resistance has evolved in many weed species. Use them in mixtures or sequences with other HRAC groups and observe rotational crop intervals.

This is general information on the active ingredient. Registered crops, targets, rates and preharvest intervals follow the label approved in each market.

Technical documents

Huasheng provides the following documents for the specification and batch you buy.

  • Product specification: composition, concentration, formulation, quality limits and test methods.
  • Batch certificate of analysis (COA): measured results for the supplied batch.
  • Safety data sheet (SDS): the current version for the formulation supplied.
  • Label and packaging documents: proposed label, pack specification, storage requirements and any documents required for registration in the target market.

Buying questions

Which documents come with bispyribac-sodium?
Every shipment comes with the product specification, a batch certificate of analysis (COA) and the safety data sheet (SDS). Label and packaging documents for the destination market are provided on request.
Can bispyribac-sodium be supplied under our own brand?
Yes. Huasheng supplies OEM private label packaging, with label language, artwork and pack sizes agreed with you.
Can Huasheng support registration of bispyribac-sodium in our country?
Yes. Huasheng has taken part in more than 200 product registrations and supports dossier preparation, trial coordination and submission follow up. Registration requirements and approved uses differ by country.
Can we get a sample of bispyribac-sodium first?
Yes. Huasheng arranges samples for evaluation and local trials, and ships more than 1,500 crop protection samples a year.
What is the minimum order and lead time for bispyribac-sodium?
Formulations are supplied from 1,000 L or 1,000 kg per specification and technical material from 1,000 kg. Lead time is usually 25 to 40 days after order confirmation and label approval, quoted FOB, CFR or CIF from a Chinese port.
All herbicide active ingredients we supply

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