หลอดเหวี่ยงเหวี่ยง 10 มล. 100 ชิ้น ทำจากพลาสติกใส มีสเกล สำหรับการทดสอบในห้องปฏิบัติการ การทดลองทางวิทยาศาสตร์ ฝาปิดคุณภาพสูง

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