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High quality-This syringe is made of high quality glass, which is more corrosive and acid resistant than plastic syringes.;Suitable for watering laboratories, schools, gardens, essential oils, scientific laboratories, industry, ink applications, perfumes, etc.;The syringe scale is clear and accurate, the product quality is excellent, and the quality is guaranteed.;It is safe to use, correct to use, will not harm the experimenter, clean, safe, durable, harmless and reusable.;Reasonable basic design makes it more stable, easier to operate and reduces measurement errors, helping you to read values quickly and error-free