REACH ISO Sodium Formate in Leather Industry: Dosage, Methods & Best Practices

Product Description:

Sodium formate, a simple organic salt with the chemical formula HCOONa, has become an indispensable auxiliary agent in modern leather production. Its unique properties—mild reactivity, pH-regulating capabilities, and compatibility with various processing chemicals—make it a valuable asset across multiple stages of leather manufacturing, from raw hide treatment to the final finishing touches.​

Features:

1), Appearance: white powder

2), CAS NO: 141-53-7

3), Good flowing, not easy to be lumped

4), Certificate: REACH, ISO

5), Load capability: 25mts with pallet for 1FCL; 27mts without pallet for 1FCL

6), Tanning Stage: Assisting Chrome Tanning and Neutralization

Technical Parameters:

Applications:

In the critical tanning phase, sodium formate plays a dual role that directly impacts leather quality. During chrome tanning, the most widely used tanning method today, maintaining a stable pH between 3.8 and 4.2 is essential for ensuring chromium salts bond effectively with collagen fibers. Sodium formate acts as a reliable buffer here, slowly releasing formate ions to prevent abrupt pH fluctuations that could cause chromium precipitation or uneven tanning. This not only improves chromium absorption rates by up to 15% in industrial settings but also enhances the leather’s resistance to heat and moisture, key attributes for durable end products. Additionally, after the acid-intensive pickling process, sodium formate serves as a mild neutralizer, gently raising the hide’s pH to 5.0–5.5, creating optimal conditions for subsequent retanning and dyeing without damaging delicate collagen structures.

Why Choose us?

We focus on the stability of the supply chain, normally stock 1500mts-2000mts monthly, ensuring long - term supply and preventing customers from being affected in production due to out - of - stock situations.

Product quality is guaranteed, having obtained REACH, and ISO certifications.

Support and Services:

Reliable Delivery: we ensure on-time delivery—even for bulk orders or urgent orders. Our logistics team monitors shipments in real time, keeping you informed every step of the way.

Quality Assurance: Every batch undergoes rigorous testing (purity, stability, potency) before dispatch

Support team is available around the clock to address urgent issues

We prioritize green chemistry, offering low-carbon production options and recyclable packaging where possible, helping you meet your sustainability goals.

Packing and Shipping:

Product:

SODIUM FORMATE

Description:

High-quality sodium formate used in various industries.

Packaging:

25KG BAG; 1250KG/BIGBAG

Shipping:

We ensure safe and secure shipping of the product to your location using reputable carriers.

FAQ:

Q: What certification does sodium formate have?

A: This product is certified with ISO9001, REACH & FAMI-QS.

Q: What is the minimum order quantity for this product?
A: The minimum order quantity is 1000kgs.

Q: What are the types of sodium formate production processes?
A: 1,Sodium Hydroxide and Carbon Monoxide Reaction Process;2 byproduct sodium formate from NPG/TMP