Where is the product shipped from?

The nearest port is Qingdao, China.

What is the storage requirement?

Store in tightly closed original bags at a cool, dry, and ventilated place.

Does the product have certifications?

Yes, it has CIQ certification and meets industrial grade standards.

Paper Making Bleaching Agent Sodium Metabisulphite High Quality

Name: Paper Making Bleaching Agent Sodium Metabisulphite High Quality
Brand: QINGDAO SINSUR CHEMICAL CO., LTD.
SKU: 1969827491

Shandong, ChinaQINGDAO SINSUR CHEMICAL CO., LTD.

US$270.00-330.00

20 Tons

Product specifications

Industrial Grade

Product profile

Customization

Available

CAS No.

7681-57-4

Formula

Na2s2o5

Model NO.

Industry Grade

EINECS

231-673-0

Certification

CIQ, ISO

Purity

90%~99%

Type

Sodium Metabisulfite

Appearance

White Powder

Grade Standard

Industrial Grade

Assay

97.0%Min.

E No.

E223

P.H

4.0-4.8

Molecular Weight

190.107

Melting Point

150℃

Density

1.48g/cm3

Transport Package

25kg, 1000kg, 1250kg Bag

Specification

Industrial Grade

Trademark

SINSUR

Origin

China

HS Code

2835100000

Production Capacity

10000mt/Month

Key features

High Purity Grade: Assay 97.0% Min with strict quality control for industrial and food applications.

Versatile Applications: Used in printing, dyeing, pharmaceuticals, food preservation, and wastewater treatment.

Multiple Packaging Options: Available in 25kg, 1000kg, and 1250kg bags to suit various logistics needs.

Strict Quality Standards: Meets CIQ certification and Industrial Grade standards with low impurity levels.

Flexible Delivery Schedule: Lead time within 15 workdays off-peak and one month during peak season.

Global Market Reach: Exporting to North America, Europe, Asia, Africa, and Oceania since 2010.

Secure Payment Terms: Accepts LC and T/T payment methods for international trade security.

Company profile

QINGDAO SINSUR CHEMICAL CO., LTD.

Shandong, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2010-01-01Nearest Port: QingdaoAverage Response Time: ≤1.01hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, CFR, CIF

AI-Powered supplier vetting

SummaryQingdao Sinsur Chemical Co., Ltd. is a China-based privately owned trading company and manufacturer/factory engaged in chemicals and agriculture and food products. It exports 90% of total sales and began exporting in 2010. Its stated product scope includes food chemicals, basic chemicals, dehydrated vegetables, and snow-melting products. The supplier reports ISO 9000, ISO 13485, ISO 20000, and HACCP management-system certifications, six production lines, 6–10 years of R&D engineer experience, and fewer than five quality-control staff. It describes management covering sourcing, manufacturing, quality control, delivery, and after-service, but the provided information does not independently verify service performance, financial reliability, customization execution, or named customer cases.

Supplier typeThe supplier is identified as a private-owned Chinese trading company and manufacturer/factory, with business activities in chemicals and agriculture and food. Its stated products include food-related chemicals, basic chemicals, dehydrated vegetables, and related chemical products.

CertificationsThe supplier reports certification of management systems including ISO 9000, ISO 13485, ISO 20000, and HACCP. These certifications are explicitly stated, although the provided slices do not include certificate numbers, validity dates, or scope details.

R&D capabilityThe supplier reports 6–10 years of total R&D engineer experience and describes business development from food chemicals into dehydrated vegetables and basic chemicals between 2010 and 2020. This supports some product-development activity, but no specific inventions, patents, laboratories, or innovation outcomes are stated.

Production capacityThe supplier states that it manages sourcing, manufacturing, quality control, delivery, and after-service, and reports six production lines. Its product scope covers multiple chemical categories, but the information also identifies it as a trading company and does not clarify which products are produced directly or provide capacity details beyond the stated line count.