How long does it take to deliver?

The average lead time is within 15 workdays for both peak and off-peak seasons.

How should the product be stored?

Store in a dry, clean environment in original packaging. Seal tightly to prevent moisture absorption.

Is the product safe to handle?

It is considered harmless under law, but avoid dust accumulation and slipping risks when wet.

Premium Tartaric Acid Concrete Retarder for Enhanced Cement Performance

Name: Premium Tartaric Acid Concrete Retarder for Enhanced Cement Performance
Brand: SIDLEY CHEMICAL CO., LTD.
SKU: 1964211591

Shandong, ChinaSIDLEY CHEMICAL CO., LTD.

US$0.50

1,000 kg

Sample price:US$0.00/bag.Request sample

Product profile

Customization

Available

Appearance

White Crystalline Powder

Function

Delayed Setting Time

Model NO.

Tartaric Acid

Type

Inorganic Salt Retarders

Transport Package

Bag

Specification

25 kg / drum

Trademark

sidleychem

Origin

China

Production Capacity

600ton/Month

Key features

Effective Setting Control: Dosage 0.15%-0.5% delays mortar setting time and improves strength.

High-Temperature Stability: Strong retarding effect in summer without affecting later strength.

Synergistic Formulation: Combines with boric acid or citric acid to enhance hardened grout structure.

Gypsum Compatibility: Provides excellent retarding effect on gypsum with minimal strength impact.

Customization Services: ODM and OEM services available with flexible customization options.

Professional Lab Support: Optimizes C60/C80/C100 concrete proportions to reduce costs.

100% Quality Inspection: All finished products undergo functional inspection before shipment.

Fast Lead Time: Peak and off-peak season lead times both within 15 workdays.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceExperienced Team

SIDLEY CHEMICAL CO., LTD.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 21 Years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤5.52h

AI-Powered supplier vetting

SummarySIDLEY CHEMICAL CO., LTD. is a China-based limited company established in 2005, operating in Shandong and supplying construction chemicals. The supplier reports broad customization and ODM capabilities, recent new-product development, and OEM service for recognized brands. It has documented procedures and records for supplier-service assessment, corrective and preventive actions, and customer complaints. Production information indicates two production lines, 6–10 quality-control staff, and stated capacities for several cellulose, polymer, and calcium-formate products, although the capacity figures differ between sources. Overseas service coverage is limited: the supplier reports no overseas warehouse or showroom, but does have overseas agents or branches and has participated in the Eurocoat Exhibition. Financial credibility cannot be determined from the provided slices because the records identify years but provide no assessable financial results. Certification status and customer cases are also not...

Supplier typeThe supplier is identified as a combined company and a limited company, with SIDLEY CHEMICAL CO., LTD. as its English name. It is located in Linyi, Shandong, China, and is not identified as an offshore company.

After-Sales capabilityThe supplier reports clear procedures and followed records for handling customer complaints and for corrective and preventive actions. It offers overseas services in Pakistan through overseas agents or branches and supports stated quotation and payment terms, but has no overseas warehouse or showroom.

R&D capabilityThe supplier states that it had new products during the past year and provides ODM services, supported by four R&D engineers. However, it reports no available SDK, and the slices do not provide detailed innovation results, patents, or development metrics.

Production capacityThe supplier reports two production lines, 6–10 quality-control staff, and substantial stated capacities across RDP, HEC, HPMC/MC, sodium carboxymethyl cellulose, and calcium formate. The capacity descriptions in the two slices are not fully consistent, so the existence of multi-product production capability is supported, but the exact capacity level requires verification.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. It also reports ODM service availability, indicating a broad stated ability to adapt or develop products to customer requirements.