Sodium Tetraborate (CAS 1330-43-4) — formula B4Na2O7, molecular weight 201.2; category food additives.
Sodium Tetraborate (CAS 1330-43-4) is a chemical raw material in the food additives category. Its molecular formula B4Na2O7 comprises 4 B, 2 Na, 7 O atoms. Its molecular weight is about 201.2. Reported physicochemical data: melting point around 743 °C, boiling point around 1,575 °C (decomposes). As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 1330-43-4 |
|---|---|
| Molecular Formula | B4Na2O7 |
| Molecular Weight | 201.2 |
| Melting Point | 743 °C |
| Boiling Point | 1,575 °C (decomposes) |
| Applications | tablets or powder to kill larvae in livestock confinements and crawling insects in residences, Used as a fluxing agent, a buffering agent, a biocide (preservative, antiseptic, insecticide |
| Category | Food Additives|Preservatives |
Documented applications: tablets or powder to kill larvae in livestock confinements and crawling insects in residences, Used as a fluxing agent, a buffering agent, a biocide (preservative, antiseptic, insecticide.
Sodium Tetraborate is a food-grade compound with CAS registry number 1330-43-4 and molecular formula B4Na2O7 (molecular weight 201.2), belonging to the food additives segment of chemical raw materials.
CAS number: 1330-43-4
Its molecular formula B4Na2O7 comprises 4 B, 2 Na, 7 O atoms.
Also known as: Sodium Tetraborate · 四硼酸钠
Category: food additives / chemical
The CAS registry number of Sodium Tetraborate is 1330-43-4.
Molecular formula B4Na2O7, molecular weight 201.2.
It is also registered under: Sodium Tetraborate, 四硼酸钠.
Recorded applications: tablets or powder to kill larvae in livestock confinements and crawling insects in residences, Used as a fluxing agent, a buffering agent, a biocide (preservative, antiseptic, insecticide.
Category: Food Additives / Preservatives.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for Sodium Tetraborate (CAS 1330-43-4), compiled from public chemistry databases.
| CAS Registry Number | 1330-43-4 |
|---|---|
| PubChem CID | 10219853 |
| Molecular formula | B4Na2O7 |
| IUPAC name | disodium;3,7-dioxido-2,4,6,8,9-pentaoxa-1,3,5,7-tetraborabicyclo[3.3.1]nonane |
| UNII (FDA) | 8191EN8ZMD |
| Molecular Weight | 201.2 |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 7 |
| Rotatable Bond Count | 0 |
| Exact Mass | 201.9811616 |
| Monoisotopic Mass | 201.9811616 |
| Topological Polar Surface Area | 92.3 |
| Heavy Atom Count | 13 |
| Boiling Point | 1,575 °C (decomposes) |
|---|---|
| Melting Point | 743 °C |
| Melting Point | 742 °C |
| Melting Point | 1366 °F |
| Solubility | 4% |
| Density | 2.367 |
| Density | 2.37 |
| Vapor Pressure | Negligible at 20 °C |
| Vapor Pressure | 0 mmHg (approx) |
| pH | pH = 9.3 at 20 °C (3% solution) |
1330-43-4; Sodium Tetraborate, Anhydrous; Borax glass; Boron sodium oxide (B4Na2O7); Anhydrous borax; Sodium biborate; Borax Anhydrous; Fused borax; Sodium borate anhydrous; Borax, fused; Sodium pyroborate; Dehybor; Granubor; Spraybor; Sodium borate, anhydrous; Borax, dehydrated
| Regulatory & Food Contact | PRESERVATIVE: Food Additives BORAX NO ADI ALLOCATED NMRS 31/TRS 228-JECFA 6/37 |
|---|
| Reported hazard statements | H319 (53.2%), H360 (88.5%), H315, H335, H370, H372, H320, H373 |
|---|
H360FD: May damage fertility; May damage the unborn child [Danger Reproductive toxicity]
P203, P280, P318, P405, and P501 (click each P-code to see the statement)
Sodium Tetraborate · CAS 1330-43-4 · B4Na2O7. UNII 8191EN8ZMD. Boiling Point: 1,575 °C (decomposes); Melting Point: 743 °C; Melting Point: 742 °C.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 四硼酸钠