<p><br /></p>




<p><meta charset="UTF-8" /><span data-huuid="4631909102219001358" style="font-size: 16px; text-decoration: none; caret-color: rgb(0, 29, 53); color: rgb(0, 29, 53); font-family: Tahoma;"><span style="color: rgb(0, 0, 0); font-size: 16px;"><span style="font-weight: bold;">Fertiliser or Food-grade 75% or 85% Phosphoric Acid </span>is a clear, colourless, viscous liquid containing a minimum of 75%-85% H₃PO₄, with impurities like arsenic, fluoride, and heavy metals restricted to very low levels suitable for food and beverage applications, not typically used as a direct liquid fertiliser, but rather as a component for producing fertilisers or other agricultural products.</span><span style="color: rgb(0, 0, 0); font-size: 16px;"><span class="Apple-converted-space">&nbsp;</span></span></span></p>




<p><span data-huuid="4631909102219001358" style="text-decoration: none; caret-color: rgb(0, 29, 53); color: rgb(0, 0, 0); font-size: 16px;"><span class="Apple-converted-space" style="font-family: Tahoma;"><span data-huuid="8304408683338797959" style="text-decoration: none; caret-color: rgb(0, 29, 53);">Key specifications include<span class="Apple-converted-space">&nbsp;</span><mark class="QVRyCf" style="background-size: 200% 100%; font-weight: 500; border-radius: 4px; padding: 0px 2px; animation: 0.75s cubic-bezier(0.05, 0.7, 0.1, 1) 0.25s forwards highlight-animation; background-color: rgb(255, 255, 255);">a density around 1.68 g/cm³, a low pH (around 1.5 for a 1% solution), and complete solubility in water</mark><span style="background-color: rgb(255, 255, 255);">.</span><span class="Apple-converted-space">&nbsp;</span></span><span data-huuid="8304408683338800886" style="text-decoration: none; caret-color: rgb(0, 29, 53);">It requires careful handling and storage to prevent crystallization by keeping it above its freezing point, which is around 21°C (70°F)</span><br /></span></span></p>




<p><span data-huuid="4631909102218997911" style="font-size: 16px; text-decoration: none; caret-color: rgb(0, 29, 53); color: rgb(0, 29, 53);"><span style="color: rgb(0, 0, 0); font-family: Tahoma; font-size: 16px;">Key properties include<span class="Apple-converted-space">&nbsp;</span><mark class="QVRyCf" style="background-size: 200% 100%; font-weight: 500; border-radius: 4px; padding: 0px 2px; animation: 0.75s cubic-bezier(0.05, 0.7, 0.1, 1) 0.25s forwards highlight-animation; background-color: rgb(255, 255, 255);">a density of about 1.685 g/cm³, a pH of approximately 1.5 for a 1% solution, and a freezing point of 21°C</mark>, which requires careful storage to prevent crystallization.</span></span><br /></p>




<p><span data-huuid="4631909102218997911" style="font-size: 16px; text-decoration: none; caret-color: rgb(0, 29, 53); color: rgb(0, 29, 53);"><span style="color: rgb(0, 0, 0); font-family: Tahoma; font-size: 16px;"><br /></span></span></p>