What certifications does the company have?

Jinchangsheng passed ISO9001 certification in 2011 and has independent import & export permits.

High Stability Sodium Hydrosulfite for Indigo Dye Reduction Denim Processing

Name: High Stability Sodium Hydrosulfite for Indigo Dye Reduction Denim Processing
Brand: Hebei Jinchangsheng Chemical Technology Co., Ltd.
SKU: 2291663765

Hebei, ChinaHebei Jinchangsheng Chemical Technology Co., Ltd.

US$600.00-700.00

20 Tons

Sample price:US$30.00/kg.Request sample

Product profile

Customization

Available

CAS No.

7775-14-6

Formula

Na2s2o4

EINECS

231-890-0

Certification

ISO

Purity

80%~90%

Type

Sodium Sulfate

Appearance

Powder

Grade Standard

Industrial Grade

Model No.

74% 85% 88% 90%

Application Material

Sodium Hydrosulphite

Transport Package

50kg Drum

Specification

50kg drum

Trademark

Origin

China

Production Capacity

500tons/Month

Key features

High Purity Options: Available in 74%, 85%, 88%, and 90% purity grades for industrial use.

ISO Certified Quality: Passed ISO9001 certification with a complete quality control system.

Versatile Applications: Used in textile dyeing, paper bleaching, chemical reduction, and more.

Direct Factory Supply: Manufactured by Jinchangsheng with own production base and research center.

Fast Delivery: General delivery time is 7-10 working days after payment.

Free Sample Available: Free samples provided, buyer only pays for freight costs.

Flexible Payment Terms: Accepts TT, LC, DA, DP, or customized requirements.

Company profile

Hebei Jinchangsheng Chemical Technology Co., Ltd.

Hebei, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2012-12-01Nearest Port: TIANJINAverage Response Time: ≤5.05hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, CFR, CIF

AI-Powered supplier vetting

SummaryHebei Jinchangsheng Chemical Technology Co., Ltd. is identified as a China-based limited trading company and manufacturer/factory operating from Shijiazhuang, Hebei. The available information indicates established chemical production capabilities, including stated annual outputs of glacial acetic acid, formic acid, and copper sulfate, five production lines, quality-control personnel, and ISO 9000, ISO 9001, HSE, and GMP certifications. The supplier reports broad export-market coverage, 90% export sales, Tianjin port proximity, and stated order lead times for peak and off-peak periods. Evidence supports production scale, quality-system credentials, and international trading experience. However, the slices provide limited direct evidence concerning after-sales service, financial credibility, product customization, and verified customer performance. Some records contain inconsistent company references, including another company name and differing operational descriptions, so supplier identity and supporting...

Supplier typeThe supplier is described as both a trading company and a manufacturer/factory, with a limited-company structure and chemical-related commercial activities. Its stated product keywords include organic acids, alcohols, esters, and copper sulfate, supporting a combined trading and manufacturing profile.

CertificationsThe supplier is reported to hold ISO 9000, ISO 9001, HSE, and GMP management-system certifications. These certifications provide explicit evidence of formal quality, safety, and production-management systems, although the slices do not provide certificate numbers, validity dates, or issuing bodies.

R&D capabilityThe supplier reports 11–20 years of R&D-engineer experience, a research center in Shijiazhuang, and large-scale reactors capable of high-temperature, high-pressure, and ultra-low-temperature reactions. These facts support technical and development resources, but the slices do not document patents, new-product launches, proprietary technologies, or measurable innovation outcomes.

Production capacityThe supplier reports five production lines, 200 large-scale reactors, and annual outputs of 50,000 tons of glacial acetic acid, 10,000 tons of formic acid, and 10,000 tons of copper sulfate. It also states peak-season fulfillment within 15 workdays and off-peak lead time of one month, providing explicit evidence of substantial production capacity and defined fulfillment capability.