Set 80 Giấy Kiểm Tra Độ Ph Cho Hồ Cá Tiện Dụng
11.800
₫ 7.500
Sản phẩm Set 80 Giấy Kiểm Tra Độ Ph Cho Hồ Cá Tiện Dụng đang được mở bán với mức giá siêu tốt khi mua online, Vừa được giảm giá từ 11.800 xuống còn ₫ 7.500, giao hàng online trên toàn quốc với chi phí tiết kiệm nhất,1 đã được bán ra kể từ lúc chào bán lần cuối cùng.Trên đây là số liệu về sản phẩm chúng tôi thống kê và gửi đến bạn, hi vọng với những gợi ý ở trên giúp bạn mua sắm tốt hơn tại Pricespy Việt Nam
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Product Instructions:
1. Checking the Property of the Solution: please take a small piece of test paper on the surface of the glass or vessel, use the glass rod or plastic dripper with stain to point in the middle of the test paper, observe the color changes and compare it with the color card, and determine the property of the solution.
2. Check the Property of the Gas: firstly please wet the test paper with distilled water, stick it to one end of the glass rod, close the paper by glass rod to the gas, observe the color changes, and determine the property of the gas.
Attention:
(1) The test paper can not be directly dipped into the solution.
(2) The test paper can not touch the test tube mouth, bottle mouth, catheter mouth and so on.
(3) When you are measuring the pH of the solution, the test paper can not be previously wetted with distilled water, because the wetting test paper is equivalent to diluting the test solution, which can lead to inaccurate measurement. The correct way is to dip in the middle of the test paper by glass rod with solution to be tested. After the test papers; discoloration, then you can compared it with the standard color card to determine the pH of the solution.
(4) After taking out the test paper, the lid of the container which contains the test paper should be tightened to avoid contamination by some gas in the laboratory.
Product Parameters:
1. Thickness: of Each One: about 0.2 mm / 0.01 inches
2. Note: 80 pcs / book with color card
3. Material: paper
Package included:
Product Instructions:
1. Checking the Property of the Solution: please take a small piece of test paper on the surface of the glass or vessel, use the glass rod or plastic dripper with stain to point in the middle of the test paper, observe the color changes and compare it with the color card, and determine the property of the solution.
2. Check the Property of the Gas: firstly please wet the test paper with distilled water, stick it to one end of the glass rod, close the paper by glass rod to the gas, observe the color changes, and determine the property of the gas.
Attention:
(1) The test paper can not be directly dipped into the solution.
(2) The test paper can not touch the test tube mouth, bottle mouth, catheter mouth and so on.
(3) When you are measuring the pH of the solution, the test paper can not be previously wetted with distilled water, because the wetting test paper is equivalent to diluting the test solution, which can lead to inaccurate measurement. The correct way is to dip in the middle of the test paper by glass rod with solution to be tested. After the test papers; discoloration, then you can compared it with the standard color card to determine the pH of the solution.
(4) After taking out the test paper, the lid of the container which contains the test paper should be tightened to avoid contamination by some gas in the laboratory.
Product Parameters:
1. Thickness: of Each One: about 0.2 mm / 0.01 inches
2. Note: 80 pcs / book with color card
3. Material: paper
Package included:
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