Photographic processing chemicals play a critical role in the production of high-quality images, ensuring vibrant colors, accurate color reproduction, and consistent results. For mini-labs and professional photographic workflows, the right chemical solutions are essential. This article explores the G-68 SP series, CP-RA PRO series, and Double Face series chemicals, their technical specifications, applications, and the company behind them: Baoding Lekai International Ltd..
Photographic processing chemicals are specialized solutions designed to develop, fix, and stabilize images on photographic film or paper. These chemicals are tailored to work with specific equipment and processes, ensuring optimal performance and image quality. The G-68 SP series, CP-RA PRO series, and Double Face series chemicals are engineered to meet the demands of modern mini-labs and professional photographic systems.

Photographic chemicals are essential for achieving high-quality results in mini-labs and professional settings.
The G-68 SP series chemicals are designed for use in RA-4 equipment such as Noritsu machines, while the CP-RA PRO series and G-68RA chemicals are compatible with professional large-format machines like Poli, Lijie, and Imetto. The Double Face series chemicals are tailored for dual-side machines, offering specialized solutions for silver halide color paper processing.

Photographic chemicals are crucial for producing vibrant and high-quality glossy photo paper.
The following table summarizes the technical specifications of the G-68 SP series, CP-RA PRO series, and Double Face series chemicals:
| Product Code | Product Name | Package | Replenisher | Usage | Application Rate | Equipment | Description |
|---|---|---|---|---|---|---|---|
| 680100 | P1S DS Developer Starter | 6×1.0L | - | - | - | G-68SP series | Used in RA-4 equipment such as Noritsu machines. |
| 680103 | SP P1R CD-SP Developer Replenisher | 4×2.0L | 4×10L | 90–100ml/m² | RA-4 equipment | G-68SP series | Enhances developer performance for consistent results. |
| 680106 | SP P1R CD-SP Developer Replenisher | 4×2.0L | 4×20L | 108ml/m² | RA-4 equipment | G-68SP series | Optimized for high-density image production. |
| 680208 | P2R BF-SP Bleach-Fix and Replenisher | 4×2.0L | 4×10L | 108ml/m² | RA-4 equipment | G-68SP series | Ensures stable bleach-fix performance for color images. |
| 880100 | CP-RA Developer Starter | 6×1.0L | - | - | - | CP-RA PRO and G-68RA | Designed for professional large-format machines. |
| 881102 | P1R CD-LR Developer Replenisher | A, B, C | 2×40L | 90–108ml/m² | Professional large-format machines | CP-RA PRO and G-68RA | Odor-free formulation for improved user experience. |
| DF0102 | Double-Face Developer Replenisher | 4×2.0L | 4×10L | 60ml/m² | Dual-side machines | Double Face series | Suitable for silver halide color paper processing. |
The G-68 SP series, CP-RA PRO series, and Double Face series chemicals are engineered with the following advantages:

Photographic chemicals are essential for achieving high-quality results in mini-labs and professional settings.
These chemicals are compatible with a wide range of photographic equipment and processes:
Baoding Lekai International Ltd. is a leading provider of photographic chemicals and processing solutions. With a focus on innovation and quality, the company supplies products to mini-labs and professional photographic studios worldwide. Their commitment to excellence is reflected in the performance and reliability of their chemical formulations.
As noted by the National Institute of Standards and Technology (NIST), "Precision and consistency in measurement are critical for advancing technology and ensuring quality in industrial processes. This aligns with the standards upheld by companies like Baoding Lekai International Ltd., which prioritize accuracy and reliability in their photographic chemical solutions." (NIST, 2025)
The G-68 SP series, CP-RA PRO series, and Double Face series chemicals offer advanced solutions for mini-labs and professional photographic workflows. With their technical specifications, compatibility with various equipment, and commitment to quality, these products are essential for achieving high-quality results. For more information, visit the Baoding Lekai International Ltd. website.
National Institute of Standards and Technology (NIST). (2025). Driving Innovation: NIST's Role in Advancing Technology. Retrieved from https://www.nist.gov.
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