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GET ADDITIONAL DATA HERE!

disodium octaborate tetrahydrate
** boron sodium oxide ** sodium octaborate ** DOT ** aquabor ** Translations

Environmental Fate - Ecotoxicology - Human Health - A to Z Index - Home
Further data may be found in the BPDB

GENERAL INFORMATION Click here for an explantaion of the general chemical status information
for disodium octaborate tetrahydrate

Description: A naturally occuring alkaline borate that may be used as an insecticide and fungicide

Example pests controlled: Termites; Powder post beetles; Carpenter ants; Fungi and algae; Molluscs; Mildew

Example applications: Non-food situations

Efficacy & activity: -

Availability status: Current

Introduction & key dates: 1990, first use as wood preservative, USA; 1983, registered USA for cockroach control

EC Regulation 1107/2009 (repealing 91/414):
Status Not approved
Dossier rapporteur/co-rapporteur Not applicable
Date inclusion expires Not applicable
EU Candidate for substitution (CfS) Not applicable
Listed in EU database Yes

Approved for use () or known to be used () in the following European countries: Click to access a note on the approvals information on this site

AT

BE

BG

CY

CZ

DE

DK

EE

EL

ES

FI

FR

HR

HU

IE

IT

LT

LU

LV

MT

NL

PL

PT

RO

SE

SI

SK

UK

Chemical structure: Click here for further information on the general chemical status information used on this site
Isomerism None
Chemical formula B8H8Na2O17
Canonical SMILES B(=O)OB1OB2OB(OB(OB(O2)OB(O1)OB=O)[O-])[O-].O.O.O.O.[Na+].[Na+]
Isomeric SMILES No data
International Chemical Identifier key (InChIKey) RDMZIKMKSGCBKK-UHFFFAOYSA-N
International Chemical Identifier (InChI) InChI=1S/B8O13.2Na.4H2O/c9-1-13-5-18-6(14-2-10)20-8-17-4(12)15-3(11)16-7(19-5)21-8;;;;;;/h;;;4*1H2/q-2;2*+1;;;;
2D structure diagram/image available? Yes

General status: Click here for further information on the general chemical status information used on this site
Pesticide type Insecticide, Fungicide, Herbicide, Other substance
Other constituent type Wood preservative
Substance group Inorganic compound
Minimum active substance purity >97.5%
Known relevant impurities None declared in dossier prepared for Directive 98/8/EC
Substance origin Natural
Mode of action Mechanism depends on action: antifeed for insects distrupting insect enzyme & digestive systems
CAS RN 12280-03-4
EC number 234-541-0
CIPAC number -
US EPA chemical code 011103
PubChem CID No data
Molecular mass (g mol-1) 412.53
PIN (Preferred Identification Name) -
IUPAC name boric acid, disodium salt tetrahydrate
CAS name disodium octaborate tetrahydrate
Other status information Biocide
Relevant Environmental Water Quality Standards -
Herbicide Resistance Classification (HRAC) Not applicable
Herbicide Resistance Classification (WSSA) Not applicable
Insecticide Resistance Classification (IRAC) Not applicable
Fungicide Resistance Classification (FRAC) Not applicable
Examples of recorded resistance -
Physical state White, odourless powder
Related substances & organisms

Formulations:
Property Click here for information on the general product and branding information used on this site Value
Example manufacturers & suppliers of products using this active now or historically -
Example products using this active
  • Boracare, Tim-Bor, Borathor, Termite Prufe, Board Defense
UK LERAP status No UK approval for use or outside scope
Formulation and application details As a wood preservative it is supplied in formulations suitable for application via vacuum pressure, dipping, injection and spraying.


ENVIRONMENTAL FATE

for disodium octaborate tetrahydrate

Property Click here for information on the parameters used to describe environmental fate on this site Value Source/Quality Score/Other Information Click here for information on the primary data sources used to populate this database with fate data Interpretation Click here for information on the way in which we interpret environmental fate data
Solubility - In water at 20oC (mg l-1) 223650 A5 High
Solubility - In organic solvents at 20oC (mg l-1) - - -
Melting point (oC) 803 A5 -
Boiling point (oC) - - -
Degradation point (oC) - - -
Flashpoint (oC) Not expected to self-ignite; Not highly flammable A5 -
Octanol-water partition coefficient at pH 7, 20oC P - - -
Log P - - -
Bulk density (g ml-1)/Specific gravity 1.874 A4 - @ 22 DegC -
Dissociation constant (pKa) at 25oC 9.0 A4 -
Note: Data for boric acid @ 25 DegC
Vapour pressure at 20oC (mPa) 1.0 X 10-02 A5 Low volatility
Henry's law constant at 25oC (Pa m3 mol-1) - - -
GUS leaching potential index Click here for a note on the limitations of the GUS index - - -
SCI-GROW groundwater index (μg l-1) for a 1 kg ha-1 or 1 l ha-1 application rate Click here for a note on the limitations of the SCI-GROW index Value - - -
Note -
Potential for particle bound transport index Click here for a note on the limitations of the potential for particle bound transport index - - -
Maximum UV-vis absorption L mol-1 cm-1 No absorption maxima found in range 190-500nm. A5 -
Surface tension (mN m-1) - - -

Degradation:
Property Click here for information on the parameters used to describe substance degradation Value Source/Quality Score/Other Information Click here for information on the primary data sources used to populate this database with degradation data Interpretation Click here for information on the way in which we interpret substance degradation data
General biodegradability -
Soil degradation (days) (aerobic) DT50 (typical) - - -
DT50 (lab at 20oC) - - -
DT50 (field) - - -
DT90 (lab at 20oC) - - -
DT90 (field) - - -
DT50 modelling endpoint - - -
Note: -
Dissipation rate RL50 on plant matrix Value - - -
Note -
Dissipation rate RL50 on and in plant matrix Value - - -
Note -
Aqueous photolysis DT50 (days) at pH 7 Value Stable A5 -
Note Stable at all environmentally relevant pHs
Aqueous hydrolysis DT50 (days) at 20oC and pH 7 Value Stable A5 -
Note Stable at all environmentally relevant pHs
Water-sediment DT50 (days) - - -
Water phase only DT50 (days) - - -

Soil adsorption and mobility:
Property Click here for information on the parameters used to describe substance adsorption and mobility Value Source/Quality Score/Other Information Click here for information on the primary data sources used to populate this database with adsorption and mobility data Interpretation Click here for information on the way in which we interpret substance adsorption and mobility
Linear Kd - - -
Koc -
Notes and range -
Freundlich Kf 2.6 A5 -
Kfoc -
1/n 0.83
Notes and range EU Dossier Kf range 0.4-8.41, 1/n range 0.726-0.955
pH sensitivity -

Key metabolites:
Metabolite Formation medium Estimated maximum occurrence fraction 1107/2009 relevancy Click here for further information on 1107/2009 relevancy
boric acid Soil   -   -


ECOTOXICOLOGY

for disodium octaborate tetrahydrate

Property Click here for information on the parameters used to describe substance ecotoxicology Value Source/Quality Score/Other Information Click here for information on the primary data sources used to populate this database with ecotoxicology data Interpretation Click here for information on the way in which we interpret substance ecotoxicology
Bio-concentration factor BCF (l kg-1) - - -
CT50 (days) - -
Mammals - Acute oral LD50 (mg kg-1) > 2000 A5 Rat Low
Mammals - Short term dietary NOEL (mg kg-1) - - -
(ppm diet) - -
Birds - Acute LD50 (mg kg-1) > 527 A5 Colinus virginianus, as mg B/kg Moderate
Birds - Short term dietary (LC50/LD50) > 983 mg B kg bw-1 day-1 A5 Colinus virginianus -
Fish - Acute 96 hour LC50 (mg l-1) 125 A5 Catostomus latipinnis, as mg B/litre Low
Fish - Chronic 21 day NOEC (mg l-1) 1.8 A4 Danio rerio, 34 day as mg B/litre Moderate
Aquatic invertebrates - Acute 48 hour EC50 (mg l-1) 141 A5 Daphnia magna, as mg B/litre Low
Aquatic invertebrates - Chronic 21 day NOEC (mg l-1) 10 A4 Daphnia magna, 21 day as mg B/litre Moderate
Aquatic crustaceans - Acute 96 hour LC50 (mg l-1) - - -
Sediment dwelling organisms - Acute 96 hour LC50 (mg l-1) - - -
Sediment dwelling organisms - Chronic 28 day NOEC, static, water (mg l-1) - - -
Sediment dwelling organisms - Chronic 28 day NOEC, sediment (mg kg-1) - - -
Aquatic plants - Acute 7 day EC50, biomass (mg l-1) - - -
Non-target plants - - -
- - -
Algae - Acute 72 hour EC50, growth (mg l-1) - - -
Algae - Chronic 96 hour NOEC, growth (mg l-1) 17.5 A5 Selenastrum capricornutum, 75hr as mg B/litre Low
Honeybees (Apis spp.) Contact acute LD50 (worst case from 24 , 48 and 72 hour values - μg bee-1) > 362 Q3 Low
Oral acute LD50 (worst case from 24 , 48 and 72 hour values - μg bee-1) - - -
Unknown mode acute LD50 (worst case from 24 , 48 and 72 hour values - μg bee-1) - - -
Bumblebees (Bombus spp.) Contact acute LD50 (worst case from 24 , 48 and 72 hour values - μg bee-1) - - -
-
Oral acute LD50 (worst case from 24 , 48 and 72 hour values - μg bee-1) - - -
-
Mason bees (Osmia spp.) Contact acute LD50 (worst case from 24 , 48 and 72 hour values - μg bee-1) - - -
Oral acute LD50 (worst case from 24 , 48 and 72 hour values - μg bee-1) - - -
Other pollinators (1) Acute LD50 (worst case from 24 , 48 and 72 hour values - μg insect-1) - - -
Mode of exposure -
Other pollinators (2) Acute LD50 (worst case from 24 , 48 and 72 hour values - μg insect-1) - - -
Mode of exposure -
Earthworms - Acute 14 day LC50 (mg kg-1) 473 A5 Lumbricus terrestris, as mg B/kg Moderate
Earthworms - Chronic 14 day NOEC, reproduction (mg kg-1) 54 A5 Eisenia andrei, as mg B/kg Moderate
Other soil macro-organisms - e.g. Collembola LR50 / EC50 / NOEC / % Effect - - -
Other arthropod (1) LR50 g ha-1 - - -
% Effect - - -
Other arthropod (2) LR50 g ha-1 - - -
% Effect - - -
Soil micro-organisms - - -
Mesocosm study data NOEAEC mg l-1 - - -
NOEAEC mg l-1 - - -


HUMAN HEALTH AND PROTECTION

for disodium octaborate tetrahydrate

General:
Property Click here for information on the parameters used to describe human health and protection issues Value Source/Quality Score/Other Information Click here for information on the primary data sources used to populate this database with human health and protection data Interpretation Click here for information on the way in which we interpret human health and protection data
Threshold of Toxicological Concern (Cramer Class) Click here for a note on the limitations of the Cramer class High (class III) - -
Mammals - Acute oral LD50 (mg kg-1) > 2000 A5 Rat Low
Mammals - Dermal LD50 (mg kg-1 body weight) > 2000 A5 Rat -
Mammals - Inhalation LC50 (mg l-1) > 2.0 A5 Rat -
Other Mammal toxicity endpoints - -
ADI - Acceptable Daily Intake (mg kg-1bw day-1) Not relevant A5 -
ARfD - Acute Reference Dose (mg kg-1bw day-1) Not relevant A5 -
AAOEL - Acute Acceptable Operator Exposure Level (mg kg-1 bw day-1) - - -
AOEL - Acceptable Operator Exposure Level - Systemic (mg kg-1bw day-1) 0.1 A5 Rat, SF=100 -
Dermal penetration studies (%) - - -
Dangerous Substances Directive 76/464 - - -
Exposure Routes Public -
Occupational -
European MRLs Click here for the EU MRL pesticide database
Drinking Water Standards - - -
Drinking Water MAC (μg l-1) - - -

Health issues:
Carcinogen Genotoxic Endocrine disrupter Reproduction / development effects Cholinesterase inhibitor Neurotoxicant

A0; B0; C0; D0; E3

Respiratory tract irritant Skin irritant Skin sensitiser Eye irritant Phototoxicant

-

-

General human health issues Slightly toxic, may cause gastro-intestinal problems
May cause metabolism disorders
Possible testes toxicant
Key: Genotoxicity
A: Chromosome aberration (EFSA database)
B: DNA damage/repair (EFSA database)
C: Gene mutation (EFSA database)
D: Genome mutation (EFSA database)
E: Unspecified genotoxicity type (miscellaneous data source)
0: No data
1: Positive
2: Mixed/ambiguous results
3: Negative
Key: Other
: Yes, known to cause a problem
: No, known not to cause a problem
: Possibly, status not identified
- : No data found

Handling issues:
Property Click here for information on the parameters used to describe substance handling issues Value Source/Quality Score/Other Information Click here for information on the primary data sources used to populate this database with data on handling issues Interpretation Click here for information on the way in which we interpret data on handling issues
General Click here for a description of the International Maritime Dangerous Goods (IMDG) codes Flame retardant- non-flammable
Not explosive or oxidising
CLP classification 2013 -
EC Risk Classification Click here to view information omn the EU risk phrases T - Toxic: R60, R61
EC Safety Classification Click here to view information omn the EU safety phrases -
WHO Classification NL - Not listed
UN Number Not regulated
Waste disposal & packaging Click here for a description of UN packaging marks -


TRANSLATIONS

for disodium octaborate tetrahydrate

Language Name
English disodium octaborate tetrahydrate
French -
German -
Danish -
Italian -
Spanish -
Greek -
Slovenian -
Polish -
Swedish -
Hungarian -
Dutch -

Record last updated: Thursday 31 May 2018
Contact: aeru@herts.ac.uk