What purity grades are available?

We offer 90% (Industrial Grade), 95% (High Purity Grade), and 99% (Ultra-High Purity Grade) calcium hydroxide.

Is the product suitable for food applications?

Yes, our food-grade calcium hydroxide meets international food safety standards with low impurities and is used as a pH regulator.

What packaging options do you provide?

We provide 25kg PP woven bags, 500-1000kg jumbo bags (FIBCs), and custom packaging based on customer requirements.

Factory-Direct Low-Cost Calcium Hydroxide for Chemical Processing

Name: Factory-Direct Low-Cost Calcium Hydroxide for Chemical Processing
Brand: Changshu Hongyu Calcium Co., Ltd.
SKU: 1985286031

Jiangsu, ChinaChangshu Hongyu Calcium Co., Ltd.

US$105.00-349.00

18 Tons

Sample price:US$1.00/kg.Request sample

Product profile

Customization

Available

CAS No.

1305-62-0

Formula

Ca(Oh)2

EINECS

215-137-3

Appearance

Powder

Grade Standard

Food Grade

Raw Material

Limestone

Used for

Architectural Paint

Purity

up to 99.5%

Size

Less 70 Micron

Type

Hydrated Lime

Transport Package

25kg/Bag, 36bags/Pallet or 900kg/Jumbo Bag Package

Specification

25kg/bag or 900kg/jumbo bag

Trademark

Hongyu

Origin

Jiangsu, China

Production Capacity

100000tons /Year

Key features

High Purity Options: Available in 90%, 95%, and 99% purity grades for diverse industrial needs.

Versatile Applications: Used in wastewater treatment, flue gas desulfurization, and food pH regulation.

Factory Direct Supply: Direct from manufacturer in Jiangsu, China, ensuring competitive pricing.

Flexible Packaging: Options include 25kg bags, 500-1000kg jumbo bags, and custom solutions.

Strict Quality Control: In-house lab testing every 2 hours; accepts BV, SGS, or third-party inspection.

Fast Delivery: Shipping within 7 days after order confirmation with customs support.

Company profile

Changshu Hongyu Calcium Co., Ltd.

Jiangsu, China

Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2023-09-02 CertifiedNearest Port: Shanghai PortAverage Response Time: ≤1.68h CertifiedTerms of Payment: LC, T/T, PayPal, etc.

AI-Powered supplier vetting

SummaryChangshu Hongyu Calcium Co., Ltd. is a China-based manufacturer of calcium oxide, calcium hydroxide, and environmentally friendly lime, established in 1984. The supplier reports ISO9001:2015 certification, multiple production lines, substantial stated annual output, export activity, and applications across petrochemical, lubricant, environmental, sewage-treatment, and related industries. It states that products can be organized according to customer requirements and that delivery can be ensured, but the evidence does not independently verify these claims. Information on after-sales service, financial credibility, and customer case details is limited. The provided records also contain inconsistencies in reported production-line count and quality-control staffing, so operational figures should be verified.

Supplier typeThe supplier is explicitly identified as a manufacturer and operates in chemicals, producing calcium oxide, calcium hydroxide, and environmentally friendly lime. Its legal and operating information places it in Changshu, Jiangsu, China.

CertificationsThe supplier reports holding an ISO9001:2015 management-system certificate. The slice does not provide the certificate number, validity period, or issuing body, but it is explicit evidence of certification.

Production capacityThe supplier reports a 4,000 m² manufacturing plant, three processing lines producing more than 100 tons of lime products per day in one description, five production lines in another record, and annual output of 100,000 tons each for calcium oxide and calcium hydroxide. These figures support substantial production capability, although the differing line counts should be verified.

Customization capabilityThe supplier explicitly states that it can organize required varieties according to users’ different product-quality requirements and deliver on time. This directly supports customization capability, although no examples, technical limits, or validation records are provided.

Product Q&A

Q:Are you a trading company or a factory?

We are factory.

Q:What is your main product?

Calcium oxide, calcium hydroxide

Q:How do you control the quality?

Our factory is equipped with professional technicians to control quality, out inspectors take sample for testing every 2 hours to ensure the quality of our production. We also accept BV, SGS or any other Third-party inspection.

Q:How long time you can make the shipping?

We can make the shipping within 7 days after confirming the order.

Q:Where is your factory located? How can I visit the factory?

Our factory located in changshu jiangsu .Welcome to visit at any time, we can pick up the nearby machine factory.