Industrial Solid Sodium Formate
CAS NO.: 141-53-7
Molecular Formula: HCOONa
Molecular Weight: 68.01
Character: White crystal powder.
Usage: Used in the production of Sodium Hydrosulfite, oxalic acid, and formic acid, oilfield development (oilfield drilling fluid, workover fluid, completion fluid), snow dissolving agent, mining, leather, printing and dyeing, etc.
Package: 25kg plastic woven bag or 1000kg Ton-bag
Storage: It should be stored in a dry and ventilative warehouse, kept away from heat and moisture during transportation, unloaded with care so as to avoid damage. Furthermore, it must be stored separately from poisonous substances.
- Product Description
Industrial Solid Sodium Formate for Oil, Leather & De-icing — High-Purity 98% Supply from Trusted Manufacturer
Industrial Solid Sodium Formate (HCOONa, CAS 141-53-7) is a white crystalline powder widely used across oilfield drilling, de-icing, leather tanning, and textile processing. Founded in 1988, Zhaoyi Chemical Co., Ltd. has more than 30 years experience in acetate and formate salt business to be applied in every order. With the 27,000 m2 facility and 150,000 tonnes yearly production capacity, we provide constant quality, dependable supply and affordable sodium formate pricing per tonne to worldwide B2B clients. We usually deliver in 5–7 working days or the next day on stock orders.

Technical Specifications
Parameter | Specification | Test Method |
Appearance | White crystal powder | Visual inspection |
Purity (HCOONa Content) | ≥95-98% | Redox titration |
Sodium Hydroxide (NaOH) | ≤0.5-1.0% | Acid-base titration |
Sodium Carbonate (Na₂CO₃) | ≤0.5-1.0% | Gravimetric analysis |
Sodium Chloride (NaCl) | ≤0.5% | Silver nitrate titration |
Sodium Sulfide (Na₂S) | ≤0.02-0.05% | Iodometric titration |
Moisture Content | ≤0.5-1.0% | Loss on drying method |
Organic Substances | None detected | Spectrophotometry |
Molecular Formula | HCOONa | - |
Molecular Weight | 68.01 g/mol | - |
CAS Number | 141-53-7 | - |
Specific Gravity | ~1.92 g/cm³ | Pycnometer method |
Melting Point | ≥253°C | Differential scanning calorimetry |
Water Solubility | 97g/100ml at 20°C | Dissolution test |

What Is Industrial Solid Sodium Formate?
Sodium formate is the sodium salt of formic acid and has the chemical formula HCOONa with a molecular weight of 68.01. It is synthesised as a by-product from the pentaerythritol process or by direct reaction of carbon monoxide with sodium hydroxide.
The material produced by the normal synthetic technique is >98% pure while the material prepared by the by-product route is in the 92-95% range. The grade you pick will be directly tied to your application demands and cost goals.
From an industry point of view, this chemical is really useful, as it can address three major operational problems: It replaces nasty chloride-based de-icers, it stabilises clay formations for drilling and it helps manufacturers meet tough environmental discharge limitations.
Key Features of Product
Thermal stability is perhaps the most useful practical property. The compound can maintain its structural integrity up to 250°C and is thus appropriate for deep-well drilling environments where other organic salts disintegrate.
The high water solubility (~97 g/100 ml at 20°C) enables fast dissolution for formulating brine fluids or masking agent solutions. This decreases mixing time and prevents undissolved residue in delicate formulas.
It may also be used as a moderate reducing agent . It is related to the precipitation of precious metals and the dechlorination of textiles .
This buffering ability helps to stabilise the pH in severely acidic conditions. This is a major benefit in the pickling stage of chrome leather tanning, where pH control has a direct impact on the quality of chromium penetration.
It’s not like chloride and nitrate substitutes since it’s biodegradable. Its breakdown components are basically carbonate and water, which offers a favourable environmental profile for companies facing increasing discharge rules.

Application Areas
Field Drilling and Completion
Sodium formate may be used to manufacture solids-free, clear brine solutions with densities from 1.0 to 1.3 g/cm³. It is a shale stabiliser in high-pressure, high-temperature wells, preventing clay hydration and subsequent collapse of the borehole. It's always better than potassium chloride fluids in terms of environmental safety and rheological stability, and that's one of the primary reasons why oilfield operators are moving to formate-based systems.
Aviation and Infrastructure De-Icing
Sodium formate is a good freezing point depressant to around -20 °C and is either used as a solid de-icer or as a feedstock for manufacturing of liquid potassium formate. Unlike road salt or urea, it does minor damage to aircraft aluminium alloys and concrete structures, making it the preferable option for airport runways and bridges where protection to infrastructure is important.
Tanning of leather
In chrome tanning, sodium formate serves as a masking agent, ensuring even penetration of chromium into the hide prior to fixation. This keeps the surface from being over-tanned with softer leather and makes for a more consistent cut. Buyers may increase their control over purity by procuring from a dependable sodium formate manufacturer, which can have a direct influence on the performance of the tanning bath.
Textile Printing and Dyeing
It is used as a dechlorinating agent for bleached materials and as a pH regulator in the reactive dyeing process. Its low COD helps it meet the environmental discharge regulations that many textile factories now have to meet.
Chemical Synthesis
Sodium formate is a precursor for the manufacture of sodium hydrosulfite, oxalic acid and formic acid, all large volume chemical intermediates with substantial industrial demand.
Industrial Solid Sodium Formate vs Other Products
Feature | Industrial Solid Sodium Formate | Potassium Chloride (KCl) | Calcium Chloride (CaCl₂) | Rock Salt (NaCl) |
Corrosion Impact | Minimal | Moderate | High | Very High |
Environmental Profile | Biodegradable, Low BOD | Moderate toxicity | High chloride discharge | Harmful to vegetation |
Temperature Stability | Up to 253°C | Decomposes >770°C | Loses hydration water | Stable |
Formation Damage | Non-damaging | Can cause clay swelling | Precipitates in high-temp wells | Plugs formation pores |
Handling Safety | Non-hazardous | Mild irritant | Hygroscopic, handling issues | Safe |
Cost Efficiency | Higher initial, lower lifecycle | Low | Moderate | Very Low |
pH Buffering | Excellent | None | Acidifies solutions | None |
Application Range | Multi-industry | Limited to drilling | De-icing, drilling | De-icing only |
Quality Control and Documentation
Before dispatch all manufacturing batches at Shanxi Zhaoyi Chemical are checked to approved standards. All orders ship with Certificates of Analysis (COA) and Material Safety Data Sheets (MSDS).
Multilingual paperwork helps to meet import requirements in various markets. The firm also conducts on-site factory audits by local and foreign clients so you may see the manufacturing standards first hand.
Certifications & Compliance
Shanxi Zhaoyi Chemical maintains the following management system certifications:
· ISO 9001 — Quality Management System
· ISO 14001 — Environmental Management System
· ISO 45001 — Occupational Health and Safety Management System
· Kosher Certification
· Halal Certification (for applicable food-grade products)
Production facilities comply with applicable environmental protection requirements. This helps you manage supply chain compliance and environmental reporting with confidence.

Packaging and Storage
Packaging options:
· 25 kg inner PE + outer PP woven bag (moisture-proof sealed)
· 1,000 kg ton bag
Storage requirements:
· Cool, dry warehouse with relative humidity ≤ 65%
· Keep away from strong oxidants and acidic substances
· Store separately from toxic substances
· Avoid compression that may damage packaging
· Seal immediately after opening; use within 24 hours
· Shelf life: 12 months (unopened); re-inspect before use if expired
Due to the hygroscopic nature of the Industrial Solid Sodium Formate, moisture-proof packaging and proper warehouse conditions are essential to prevent caking and performance loss.Shipment

Why Source from Shanxi Zhaoyi Chemical
When assessing a sodium formate producer for B2B buying choices, the most important aspects are production size, quality consistency and supply dependability.
Shanxi Zhaoyi Chemical has an annual capacity of 150,000 tonnes, and can meet the demand of both standard volume orders and big bulk contracts and maintain batch uniformity. Sourcing of upstream raw materials and backup supply systems provide a stable supply and limit the risk of unexpected interruptions of your production schedule.
Our sodium formate pricing per tonne is very competitive due to large scale production efficiency and optimised logistics – not by compromising quality. We can provide OEM packaging, unique formulas and flexible trade terms (FOB, CIF, DAP) to meet your import and distribution needs. Technical help is accessible 24/7. General questions are answered within 2 hours.

FAQ
Q: What is the difference between 92% grade sodium formate, 95% grade sodium formate and 98% grade sodium formate?
A: The purity grade indicates the acceptability for an application. The 98% grade (synthetic approach) is needed for drilling fluids and de-icing when performance and environmental demands are stringent. The 92-95% (by-product route) range is suitable for the leather tanning and building additives where cost effectiveness is important.
Q: What is the international transport classification of sodium formate CAS 141-53-7?
A: It is mostly designated as non-hazardous under HS Code 291512 for road, marine and air transport. The solid salt form is not classified as a hazardous product, which streamlines your logistics and paperwork processes, unlike formic acid.
Q: Is sodium formate a substitute for calcium formate in concrete applications?
A: Calcium formate is the best cement setting accelerator. Sodium formate may provide alkali-silica reactivity concerns for certain concrete formulations and replacement should be tested against your individual mix design and alkali concentration restrictions before to use.
Q: How does one avoid caking?
A: Store in lined, moisture-proof bags in cool, dry warehouse below 30°C, relative humidity below 60–65%. Isolate bags from ground moisture using pallets and stretch wrap. Seal after opening and use within 24 hours.
Q: What is the environmental effect of sodium formate in de-icing?
A. It biodegrades easily. Its breakdown products are simply carbonate and water, which gives it a substantially lighter environmental impact than chloride or nitrate-based de-icers, and makes it consistent with environmental rules at most airports and towns.
Q: What is the normal lead time and minimum order quantity?
A: Production lead time is standard 5-7 business days. We can have your stock orders processed within 24 hours. Minimum order quantities are negotiable – call our team to discuss your volume and delivery timeline.

Contact Us
Ready to request a quote or Industrial Solid Sodium Formate sample? Email us at sxzy@sxzhaoyi.com — our team responds within 2 hours.



