What are the typical applications for this product?

Typical applications include semiconductors, electronics, military components, optical instruments, metals, automotive parts, and museums.

What is the difference between reversible and irreversible cards?

Reversible cards fluctuate to show current humidity (blue to pink), while irreversible cards indicate the maximum humidity reached (blue crystal dissolves).

6 Dots Cobalt and Halogen Free Humidity Indicator Yellow Card for Optical Equipment

Name: 6 Dots Cobalt and Halogen Free Humidity Indicator Yellow Card for Optical Equipment
Brand: Foshan Shunde Topcod Industry Co., Ltd.
SKU: 872944735

Guangdong, ChinaFoshan Shunde Topcod Industry Co., Ltd.

US$0.022

5,000 Pieces

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Shape

Card

Drying Method

Static Drying

Kind

Humidity Indicator Card

Sorbent

Humidity Indicator Card

Desiccant

Physical Desiccant

OEM

Available

Inner Packing

Sealed Vacuum Bag+Tinplate Can

Outer Packing

Carton

Card Size

105*37mm

Carton Size

550X230X290 mm

Color

Yellow to Green

Environmental Character

Cobalt Free, Halogen Free

Transport Package

200PCS/Tin, 20tins/Carton

Specification

6 dots

Trademark

TOPCOD

Origin

China

HS Code

90258000

Production Capacity

50000 Pieces/ Day

Key features

Cobalt & Halogen Free: Environmentally safe design, free from cobalt and halogen substances.

High Accuracy Monitoring: Indicates relative humidity levels as low as 5% and as high as 95%.

Military & JEDEC Standards: Meets Mil-I-8835, Mil-Std-2073-1D, and JEDEC J-STD-033A standards.

Customizable OEM Service: OEM available for inner packing, outer packing, and card size customization.

Visual Moisture Proof: Provides clear visual indication to check for moisture damage in sealed packages.

Versatile Applications: Ideal for semiconductors, electronics, military, optical instruments, and museums.

Reversible & Irreversible: Available in reversible (fluctuating) and irreversible (maximum exposure) types.

Long Shelf Life: 2 years shelf life from date of manufacture if container remains unopened.

Company profile

Foshan Shunde Topcod Industry Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2016-08-16 CertifiedNearest Port: Shenzhen Port, Guangzhou Port, Shunde PortAverage Response Time: ≤7.51h CertifiedTerms of Payment: LC, T/T, PayPal, etc.

AI-Powered supplier vetting

SummaryFoshan Shunde Topcod Industry Co., Ltd. is identified as a Chinese manufacturer of desiccants, humidity indicator cards, aluminum foil bags, and related packaging materials. The supplier reports an ISO9001:2015 certificate, more than 10 production lines, 101 employees, a 11,000 m² manufacturing plant, and stated annual capacities of 9,000 tons of desiccant and 3,000 tons of aluminum foil bags. Its descriptions also reference professional technical staff, testing equipment, and compliance with several product standards. Export activity is documented, with 41%–50% of sales from exports and exporting beginning in 2016. Evidence supports production scale, certification, and international customer experience, but is insufficient to confirm financial strength, customized-production capability, or the scope and reliability of after-sales services.

Supplier typeThe supplier is explicitly classified as a manufacturer in China, while another record describes the company nature as a trading company. Its stated products and manufacturing plant support manufacturing activity, but the conflicting classification means the business profile is not completely consistent.

CertificationsThe supplier explicitly reports an ISO9001:2015 certificate. It also states that its products meet or passed MIL-D-346E, DIN55473, SGS, and RoHS-related requirements, although the slices do not provide independent verification or certificate details for each claim.

R&D capabilityThe supplier claims advanced production lines, specialized machinery for humidity indicator cards and moisture-proof bags, a professional technical team, four R&D engineers, and ongoing product and quality development. These details provide positive evidence of technical and development capability, although no specific proprietary innovations or R&D achievements are documented.

Production capacityProduction capability is supported by 101 employees, an 11,000 m² manufacturing plant, more than 10 production lines, and stated capacities of 9,000 tons of desiccant and 3,000 tons of aluminum foil bags annually. The supplier also reports mechanized production lines and testing equipment, indicating substantial manufacturing infrastructure.

Client casesThe supplier states that Honda, Panasonic, Sony, and other well-known companies cooperate with it, and that its products are sold worldwide with good feedback. These are supplier-reported customer references; the slices do not include order details, verification, or named case studies.