What is the typical lead time for orders?

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

What types of humidity indicator cards are offered?

We offer reversible cards (fluctuating with current humidity) and maximum/irreversible cards (indicating highest humidity exposure).

Cobalt Free Humidity Indicator Cards for Sensitive Device Packing (5%-10%-60%)

Name: Cobalt Free Humidity Indicator Cards for Sensitive Device Packing (5%-10%-60%)
Brand: Foshan Shunde Topcod Industry Co., Ltd.
SKU: 756434382

Guangdong, ChinaFoshan Shunde Topcod Industry Co., Ltd.

US$0.022

200 Pieces

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Feature

Humidity Sensitive

Type

In-Mould Label

Model NO.

HIC-3

Material

Blotting Paper

Usage

Indicating Humidity Inside Package

OEM

Available

Inner Packing

Sealed Vacuum Bag+Tinplate Can

Outer Packing

Carton

Card Size

50*75mm

Carton Size

550X550X120mm

Applications

PCB, IC, LED, Electronic Sensitive Devices

Color Changing

Brown to Azure

Transport Package

200PCS/Tin

Specification

3 dots

Trademark

TOPCOD/OEM

Origin

China, Foshan

HS Code

3822001000

Production Capacity

50000 Pieces/ Day

Key features

High Accuracy & Reversibility: Most accurate cards in the market; reversible spots change color within 8 hours of humidity changes.

Military & JEDEC Standards: Meets Mil-I-8835, Mil-Std-2073-1D, J-STD-033A/B standards for reliable electronic component protection.

OEM/ODM Customization: OEM and ODM services available; customizable inner/outer packing and card sizes for specific needs.

Eco-Friendly & Certified: SGS, MSDS, REACH, RoHS, DMF free approved; features eco-friendly, waterproof, lint-free wrapping paper.

Visual Moisture Proof: Provides simple, reliable visual indication of relative humidity to prevent irreparable damage to sensitive devices.

Fast Delivery & Samples: Free samples available; average lead time within 15 workdays for both peak and off-season orders.

Global Service Network: Established branches in Shenzhen, Shunde, Germany, and Hong Kong with 18 years of industry experience.

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: ≤7.63h 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.

Product Q&A

Q:What is the shelf life of the humidity indicator cards?

The shelf life is 2 years from the date of manufacture, provided the container is not opened or damaged.

Q:How do reversible humidity indicator cards work?

They change from blue (dry) to pink (humid) as relative humidity changes. Spots return to blue when dried with desiccant in a sealed container for 48 hours.

Q:What are the storage conditions for these cards?

Store in a cool, dry area away from sunlight, water, steam, and ammonia gases. Keep in original sealed containers with desiccant.

Q:Are OEM and ODM services available?

Yes, OEM and ODM services are available. Customization options include inner packing, outer packing, and card sizes.

Q:What certifications do the products have?

Products are approved by SGS, MSDS, REACH, RoHS, and are DMF free. We also hold silica gel REACH registration.