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3 Points Humidity Indicator Card Blue to Pink for IC Packing 5%-15%
US$0.022
5,000 Pieces
Sample price:US$1.00/piece.Request sample
Product profile
Customization
AvailableShape
CardDrying Method
Static DryingModel NO.
TP038Kind
Humidity Indicator CardSorbent
Humidity Indicator CardDesiccant
Physical DesiccantOEM
AvailableInner Packing
Sealed Vacuum Bag+Tinplate CanOuter Packing
CartonCard Size
70*50mmCarton Size
550X230X230 mmColor
Blue to PinkEnvironmental Character
Cobalt FreeCertificates
RoHS, Reach, ISO9001:2015Transport Package
200PCS/Tin, 20tins/CartonSpecification
3 dotsTrademark
TOPCODOrigin
ChinaHS Code
90258000Production Capacity
50000 Pieces/ DayKey features
Reversible Color Change: Spots change from blue to pink within 8 hours and revert to blue with desiccant.
Wide Humidity Range: Indicates relative humidity levels from 5% to 95% depending on application.
Customizable Configurations: Available in 1, 3, 4, or 6 spots with customizable humidity levels.
Industry Standard Compliance: Meets MIL-specifications (Mil-I-8835) and JEDEC standards (J-STD-033A).
Long Shelf Life: Valid for 2 years from manufacture date if container remains sealed and undamaged.
Cobalt Free Material: Environmentally safe with no cobalt content in the indicator spots.
OEM and ODM Services: Full OEM and ODM customization available for packaging and product design.
Versatile Applications: Ideal for semiconductors, electronics, optical instruments, and museums.
Company profile

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: ≤8.09h 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:How long does it take for the color to change?
A:
Indicator spots will change within eight hours of being exposed to a change in relative humidity.
Q:Can the color change be reversed?
A:
Yes, pink or lavender spots can be returned to blue by placing them in a sealed container with desiccant for 48 hours.
Q:What is the shelf life of the card?
A:
The shelf life is 2 years from the date of manufacture, provided the container is not opened or damaged.
Q:What humidity levels can be indicated?
A:
Cards can indicate relative humidities as low as 5% and as high as 95%, with specific levels like 10%, 20%, 30%, etc.
Q:Are the cards customizable?
A:
Yes, cards are available in 1, 3, 4, or 6 spots with customizable humidity levels and configurations.
Send Inquiry
*To:
Foshan Shunde Topcod Industry Co., Ltd.
Foshan Shunde Topcod Industry Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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