What is the purity of the lead oxide?

The lead oxide has a purity of 99% min on a dry basis, with acid insolubles max 0.1% and moisture max 0.2%.

Does the company provide counter samples?

Yes, for each batch made for a customer, a counter sample is kept for three months to ensure quality control.

Silver and Gold Free Litharge Lead Oxide for Fire Assay Making

Name: Silver and Gold Free Litharge Lead Oxide for Fire Assay Making
Brand: Hebei Fiza Technology Co., Ltd.
SKU: 1985503211

Hebei, ChinaHebei Fiza Technology Co., Ltd.

US$3,300.00

5-9 Tons

US$3,200.00

10-19 Tons

US$3,100.00

20+ Tons

Product specifications

Au

Sample price:US$80.00/kg.Request sample

Product profile

Customization

Available

CAS No.

Formula

Model NO.

EINECS

Type

Assay Grade

Composition

Lead Oxide, Anhydrous Borax, Soda Ash Dense, etc

Usage

Assay Flux

Flux Type

Fire Assay Flux

Appearance

Yellow Powder

Component 1

Lead Oxide

Component 2

Anhydrous Borax

Component 3

Soda Ash Dense

Component 4

Silica 200 Mesh

Component 5

Silver

Component 6

Flour

Component 7

Oil

AG

0.2 Ppm Max

Au

2 Ppb Max

Transport Package

25kgs Bags or Bulk Bags

Specification

99%

Trademark

FIZA

Origin

Hebei China

HS Code

2824100000

Production Capacity

100 Tons Per Month

Key features

Ultra-Low Gold Content: Gold levels less than 1-1.5ppb in litharge, ideal for low level assay work.

SGS Certified Raw Materials: Main components like litharge are SGS certified with gold <1 ppb and silver <1 ppm.

Custom Recipe Formulation: Flux produced to specific, customer-supplied recipes using Litharge, Soda Ash, Borax, etc.

High Precision Testing: Produces results precise enough to be specified in parts per billion for precious metals.

Quality Control & Counter Samples: Counter samples kept for three months for each batch to ensure consistency and quality.

Flexible Packaging Options: Available in 25kg bags/drums, 500kg bulk-bags, or customized packaging as required.

Fast Delivery Time: Average lead time within 15 workdays for both peak and off-season periods.

Professional Manufacturer: Premier Chinese manufacturer of assay litharge, flux, crucibles, and cupels with mature tech.

Company profile

Hebei Fiza Technology Co., Ltd.

Hebei, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 9 years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤9.21h

About Our Factory & Business Background

AddressAddress, Handan, Hebei, China

Plant Area196 square meters

Number of Employees7

Registered Capital3,000,000 RMB

Terms of PaymentLC, T/T, PayPal, D/P, Western Union

International Commercial Terms(Incoterms)FOB, CIF, CFR, EXW

Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays

Minimum Order Quantity1

Supply Chain Partners15

Our Production Capability & Technical Expertise

Main ProductsLead Oxide Lead Sufate, Barium and Strontium Salt, Chlorine Dioxide, Flux and Crucible Cupel, Sodium Percarbonate, Potassium Mono Persulfate, Soap, Detergent

QA/QC inspectors1 people

Inspection Type for Finished ProductsRandom inspection(Visual inspection & Function inspection)

Inspection Method for Finished ProductsHave instructions and uniformly followed

R&D Engineers2 people

Traceability of Raw MaterialsYes

Own BrandYes