GreatCare is a professional Chinese manufacturer and OEM supplier of laboratory glass consumables including microscope coverslips. We specialize in 24×50mm GCE127212 coverslips made of high-quality Boro 3.3 glass, widely supplied to hospitals, pathology labs, universities, research institutions and global laboratory distributors. With a thickness of 0.13–0.17 mm, these coverslips deliver outstanding light transmission, chemical resistance and stable dimensions. Free of scratches, bubbles and impurities with polished edges, they suit routine microscopy, histology, cytology, microbiology and clinical testing. Each inner box holds 100 pieces sealed in foil packaging to avoid dust, moisture and contamination. We provide full OEM & private-label services covering custom logos, REF codes, multilingual labels, barcodes and tailored packaging. Bulk wholesale and sample testing are available alongside matching microscope slides. Rigorous QC is enforced, and documents such as ISO 13485, CE DoC, Free Sale Certificate and REACH/RoHS files can be offered. Backed by steady output, competitive factory rates and dedicated export support, we aim to be your reliable long-term partner worldwide.
1. Brief Product Overview
Covers Glass (Coverslip) are essential matching laboratory consumables for microscope slides, used to cover tissue, cell and microbial samples during microscopic observation, widely applied in medical pathology, histology, microbiology and research laboratories.
GreatCare GCE127212 covers glass is made of Boro 3.3 Glass with high chemical resistance and high light transmittance, suitable for routine staining, cell observation and various microscopic examination applications. The thickness is 0.13–0.17mm, and the standard size is 24×50mm. It is packed in dust-proof aluminum foil sealed box with 100 pieces per box, fully supports OEM private label & custom REF code customization for global medical and laboratory distributors.
Standard Rectangular Covers Glass 24×50mm: Model GCE127212, plain transparent rectangular coverslip, designed for general laboratory staining, cell observation, specimen covering and routine microscopic testing.
Made of Boro 3.3 Glass with good chemical stability and high light transmittance.
Unified consistent thickness: 0.13–0.17mm.
Standard size: 24×50mm rectangular.
Flat surface without bubbles, scratches and impurities.
Aluminum foil vacuum sealed packaging to avoid dust, moisture and secondary contamination.
Standard packing: 100 pieces per inner foil box, easy to take and store.
Custom OEM printing, custom REF code, box design and adjustable packing quantity available.
Disposable single-use design to meet laboratory biosafety standards.
Product features may vary by model and specification.
| Item | Specification |
|---|---|
| Product Name | Covers Glass / Coverslip |
| Model No. | GCE127212 |
| Standard Size | 24×50mm |
| Raw Material | Boro 3.3 Glass |
| Thickness Range | 0.13 mm – 0.17 mm |
| Standard Packing | 100 pieces per aluminum foil sealed inner box |
| Application Scenarios | Hospital pathology labs, microbiology labs, university research labs, clinical diagnostic testing |
| Intended Use | Professional laboratory single use only |
| OEM Service | Custom logo, custom REF label, box design and packing quantity customization |
| Place of Origin | China |
Note: All specifications must be confirmed according to the selected model before placing orders.
Each standard GCE127212 package includes the following items:
Covers glass, 24×50mm
Internal paper carton
Outer aluminum foil sealed wrapping bag
Custom REF specification label printed with GCE127212
Multilingual instruction for use sheet (OEM optional)
Component configuration can be adjusted based on OEM customization requirements.
GCE127212 24×50mm covers glass is matched with standard microscope slides to cover biological tissue, cell, microbial and chemical specimens, preventing sample dehydration, contamination and objective lens scratch during microscopic observation.
Suitable for pathological section staining, cell smear inspection, microbial culture observation, academic teaching and scientific research. This product shall only be operated by professionally trained laboratory technicians. It is supplied as clean disposable laboratory consumables and cannot be reused after sample testing.
Buyers shall select GCE127212 24×50mm coverslip based on the following factors:
Laboratory application scenarios
Matching microscope slide dimensions
Specimen size and covering area requirements
Bulk order quantity
OEM private label & custom REF code customization demands
Import regulatory requirements of target markets
GreatCare can provide physical GCE127212 samples and complete product datasheets for distributor evaluation. The matching selection of covers glass for specific laboratory tests shall be the responsibility of the buyer’s professional laboratory staff.
GreatCare provides full OEM & private label solutions for international laboratory consumable importers and brand owners for GCE127212 covers glass.
Available customizable contents:
Exclusive brand logo and brand name for customers
Custom internal reference part numbers, such as BN series REF codes
Custom covers glass sizes and packing quantities
Custom aluminum foil bag printing, inner box color, printing and artwork
Export carton outer marking design
Multilingual packaging labels and IFU
Custom batch barcode and UDI marking
Documentation support compliant with target market regulations
All customized drawings and specifications will be fully reviewed before sample production and mass manufacturing.
Whole batch production and release of GCE127212 covers glass are implemented under standardized quality control procedures:
Incoming visual and dimensional inspection of raw glass materials
Thickness uniformity and light transmittance testing
Dimensional verification of 24×50mm coverslips
Full visual screening for surface scratches, bubbles and spots
Flatness and edge smoothness inspection
Verification of packing quantity: 100 pieces per box
Inspection of aluminum foil sealing tightness and REF label printing
Filing of batch production records
Final finished product release audit
All inspection standards are formulated in accordance with product specifications and international quality requirements for laboratory glass consumables.

Subject to GCE127212 covers glass and destination import countries, the following documents can be provided upon request:
Complete product technical datasheet
English or multilingual instructions for use
Product specification sheet
ISO 13485 quality system certificate
CE declaration of conformity
Free Sale Certificate for medical laboratory consumables
Batch quality test reports
Raw glass material safety declaration
REACH & RoHS material compliance documents
Document availability shall be confirmed before formal order placement, as regulatory standards vary by country and product model.

Standard tiered packaging structure for GCE127212 covers glass:
100 pieces covers glass per aluminum foil sealed inner box
Multiple inner boxes packed into export outer cartons
Customized carton sizes and packing quantities supported for qualified OEM bulk orders.
| Packaging Level | Standard Configuration |
|---|---|
| Inner Box | 100 pieces 24×50mm covers glass, aluminum foil sealed |
| Export Carton | 250 boxes per carton |
| Carton Outer Dimension | 38 × 20 × 26 cm |
| Carton Gross & Net Weight | GW 20 KG / NW 19 KG |
All packing quantities and carton data must be updated with real production parameters before website launch.

Medical & Laboratory Consumables Experience
GreatCare manufactures and exports laboratory and medical disposable glass consumables, including GCE127212 covers glass, to global distributors and importers with stable production capacity.
Full Matching Product Range
Customers can source matching microscope slides, GCE127212 covers glass and other lab consumables via one-stop procurement.
Complete OEM Custom Support
We support exclusive brand printing, custom REF code, customized aluminum foil packaging, private labels and multilingual product documentation for all bulk orders of GCE127212.
Complete Quality Compliance Documents
Market-targeted technical files, certification documents and batch quality reports can be provided to meet customs clearance requirements for import.
All-Round Export Service
Our sales team supports GCE127212 sample testing, product parameter confirmation, packaging proof review, mass order tracking and full sets of export customs documents.
Timely & Responsive Communication
We deliver clear and prompt replies for all GCE127212 sample requests, OEM project discussions and bulk quotation inquiries.
GCE127212 24×50mm covers glass are matching lab glass consumables used to cover specimens on microscope slides, protecting samples and objective lenses during microscopic observation, widely used in pathology, microbiology and research labs.
2. What material is GCE127212 covers glass?
GCE127212 covers glass is made of Boro 3.3 Glass, which provides good chemical stability and high light transmittance for laboratory applications.
3. What is the size of GCE127212 covers glass?
GCE127212 covers glass is 24×50mm rectangular.
4. What is the thickness of GCE127212 covers glass?
Standard thickness range is 0.13–0.17mm.
5. How many pieces are packed in one GCE127212 box?
Standard packing quantity is 100 pieces per aluminum foil sealed inner box. Adjustable quantities are acceptable for OEM orders.
6. Can I customize my own REF code like GCE127212, brand logo and packaging?
Yes, full OEM private label service is available for qualified bulk orders, including custom REF number, foil bag printing, box design and multilingual manuals.
7. Can you send GCE127212 pre-production samples for evaluation?
Covers glass samples can be provided for quality and packaging testing. Sample freight, stock availability and lead time need to be confirmed with the sales team in advance.
8. What compliance certificates can you supply for GCE127212?
We can offer ISO 13485 certification, CE declaration of conformity, Free Sale Certificate and batch test reports subject to your target market and ordered model.
We supply a full range of matching microscope slides and covers glass with complete item models, sizes and surface treatments for laboratory, pathology and research use, supporting one-stop OEM bulk orders.
1. All Types of Microscope Slides
GCE127101 (7101): Unground edges standard slides
GCE127102 (7102): Ground edges plain slides
GCE127103 (7103): Single concave slides with ground edges
GCE127104 (7104): Double concave slides with ground edges
GCE127105 (7105): One-side frosted, one end frosted, ground edges
GCE127106 (7106): Frosted both ends on two sides, ground edges
GCE127107 (7107): Frosted one end on two sides, ground edges
GCE127108 (7108): Frosted both ends on both sides, ground edges
GCE127109 (7109): Color frosted slides with ground edges
GCE127110 (7110): Single full-side frosted slides
GCE127111 (7111): Double full-side frosted slides
2. Matching Covers Glass
Coverslip thickness: 0.13–0.17mm
Available sizes:
10×10mm
12×12mm
14×14mm
20×20mm
24×24mm
24×60mm